Chapitre 8 - La parenté des êtres vivants

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent faucibus nibh elit, quis dignissim lectus ultrices placerat. In fermentum, arcu vitae ornare tristique, ipsum orci euismod lacus, id condimentum augue urna a nisi. Aliquam erat volutpat. Suspendisse hendrerit mauris metus. Sed mattis fringilla dui, ac fringilla purus efficitur eu. Etiam vel tellus purus. Proin id volutpat eros, quis feugiat nisi. In a nibh enim. Nam ut tortor vel massa dictum lobortis. Ut sit amet interdum elit. Donec ullamcorper, mi ac egestas fringilla, augue mi placerat elit, eget tempus odio ligula vel nisi. Vivamus facilisis non nisi et mollis. Nulla augue ante, dignissim in neque quis, blandit dignissim turpis. Suspendisse potenti. Quisque a consequat nisi, id volutpat purus. Cras interdum vulputate elit vel luctus.Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Maecenas vestibulum ipsum nunc. Nulla aliquet eros magna, id volutpat quam tincidunt ac. Donec sollicitudin ipsum ante, vitae congue tortor convallis quis. Aenean porttitor tortor metus, et sagittis augue euismod et. Nam bibendum dui tristique egestas auctor. Praesent cursus augue eu ligula rutrum, sed accumsan urna mattis. Quisque consectetur dui eget fermentum imperdiet. Nunc sit amet arcu molestie, fringilla orci sit amet, imperdiet felis. Duis sem dui, luctus eget varius eget, ornare ut leo. Nullam vitae lorem odio. Etiam dapibus scelerisque arcu, sed dictum neque pretium vitae. Phasellus ex nisl, cursus et ex vel, bibendum iaculis nibh.Vivamus dolor dolor, faucibus id nunc ut, vehicula maximus neque. Nam elementum urna at justo dapibus, sed mattis quam sollicitudin. Nullam cursus neque massa, ut fermentum lectus sodales in. Quisque non quam egestas, ullamcorper sem vitae, tristique quam. Sed ut placerat lorem, vel dignissim mi. Nunc quis vestibulum lectus, a dictum nisi. Vestibulum quis pretium ante. Etiam sagittis hendrerit velit sit amet ullamcorper. Maecenas vel rhoncus libero, non ultrices massa.Phasellus aliquet augue nisl, id suscipit leo dictum vitae. Sed leo metus, pharetra ut suscipit vitae, facilisis id justo. Suspendisse a pretium est. Phasellus semper felis non aliquam facilisis. Proin velit neque, consectetur eu dolor sed, aliquam laoreet nulla. In nec dui nunc. Pellentesque molestie dapibus eros, id mollis enim imperdiet sed. Fusce malesuada lorem a sem facilisis, quis sagittis urna condimentum. Nunc in urna nibh. Mauris rhoncus laoreet enim, id porta velit sagittis eu. Curabitur fermentum urna lacus, pulvinar luctus metus hendrerit non. Vivamus nec interdum tellus, non convallis lectus. Aliquam malesuada quis tellus nec ornare. Mauris vehicula eros vitae diam dictum ornare. Integer cursus in neque a vulputate. Donec id mauris justo.

input:focus, select:focus, textarea:focus { border-color: #1e1e1e; } a { color: #1e1e1e; } .radio i, .checkbox i { color: #1e1e1e; } .radio i:before { background-color: #1e1e1e; } .button, .btn-default { border-color: #1e1e1e; background-color: #1e1e1e; } .button:hover { color: #1e1e1e; } .page-header-top { background-color: #1e1e1e; } .page-header-bottom-alt { background-color: #1e1e1e; } .page-intro:after { background-color: #1e1e1e; } .page-intro:before { background-color: #1e1e1e; } .page-content-section-bg { background-color: #1e1e1e; } .page-content-section-bg:before { background-color: #1e1e1e; } .page-content-section-border { border-top-color: #1e1e1e; } .page-footer { background-color: #1e1e1e; } .block-head-1 { border-bottom-color: #1e1e1e; } .block-head-1 i { background-color: #1e1e1e; } .block-head-2:after { background-color: #1e1e1e; } .block-head-2 i:after, .block-head-2 i:before { background-color: #1e1e1e; } .block-head-3 { border-bottom-color: #1e1e1e; } .block-head-3 i:after { background-color: #1e1e1e; } .block-head-4:after { background-color: #1e1e1e; } .block-head-7 { border-bottom-color: #1e1e1e; } .block-head-7:after { background-color: #1e1e1e; } .page-content-section-bg .block-head-3 i { color: #1e1e1e; } .main-search button { color: #1e1e1e; } .main-search button:after { background: #1e1e1e; } .main-nav li a { color: #1e1e1e; } .main-nav li a:before { background-color: #1e1e1e; } .main-nav li ul { background-color: #1e1e1e; } .main-nav li li:hover > a, .main-nav li li.active > a, #block-newsletter-newsletter-subscribe .form-submit:hover, .block-product-details .add-wishlist .button-alt:hover, .block-product-details-2 .add-wishlist .button-alt:hover { color: #1e1e1e; } .main-nav .switcher { border-color: #1e1e1e; background-color: #1e1e1e; } .main-nav .mega > div { background-color: #1e1e1e; } #block-newsletter-newsletter-subscribe .form-submit, .btn-primary:hover, .btn-primary:focus, .btn-primary:active { border-color: #1e1e1e; background-color: #1e1e1e; } .art-portfolio ol li.active, .ui-slider-horizontal .ui-slider-handle, .ui-slider-horizontal .ui-slider-range, .btn-primary.link { background-color: #1e1e1e; } .btn-primary, .button:hover, .btn-default:hover, .btn-default:focus, .btn-default:active { border-color: #1e1e1e; color: #1e1e1e; } .btn-primary.link:hover, .btn-primary.link:focus, .btn-primary.link:active { color: #1e1e1e; } } @media screen and (max-width: 767px) { /* phone */ .main-nav ul { background-color: #1e1e1e; } .main-nav li a { color: #ecf0f1; } .main-nav li ul { background: #e9e9e9; } .main-nav li li { border-top-color: #1e1e1e; } .main-nav li li a { color: #1e1e1e; } .main-nav li li a:hover { background-color: #1e1e1e; color: #fff; } .main-nav li li ul { border-top-color: #1e1e1e; } .main-nav .mega ul li { border-top-color: #1e1e1e; } } .slider-revolution .fa:after { background-color: #1e1e1e; } .slider-revolution .title { border-top-color: 1px solid #1e1e1e; border-bottom-color: 1px solid #1e1e1e; } .slider-revolution .button-my { border-color: #1e1e1e; background-color: #1e1e1e; } .slider-revolution .button-my:hover { color: #1e1e1e; } .pagination-1 a:hover { border-color: #1e1e1e; color: #1e1e1e; } .pagination-1 .active, .pagination-1 .active:hover { border-color: #1e1e1e; background: #1e1e1e; } .pagination-2 a:hover { color: #1e1e1e; } .pagination-2 .active, .pagination-2 .active:hover { background: #1e1e1e; } .pagination-3 a:before { box-shadow: inset 0 0 0 1px #1e1e1e; } .pagination-3 .active:before, .pagination-3 .active:hover:before { background: #1e1e1e; } .pagination-4 a:hover { border-color: #1e1e1e; } .pagination-4 .active { border-color: #1e1e1e; background: #1e1e1e; } .pagination-5 a { border-color: #1e1e1e; background-color: #1e1e1e; color: #1e1e1e; } .block-benefits div:hover { border-color: #1e1e1e; background-color: #1e1e1e; } .block-benefits i { color: #1e1e1e; } .block-benefits-2 li i { color: #1e1e1e; } .block-benefits-2 .tabs a:hover { border-color: #1e1e1e; background-color: #1e1e1e; } .block-benefits-2 .tabs .active a, .block-benefits-2 .tabs .active a:hover { color: #1e1e1e; } .block-benefits-3 i { color: #1e1e1e; } .block-about .button { border-color: #1e1e1e; color: #1e1e1e; } .block-about .button:hover { background: #1e1e1e; color: #ecf0f1; } .block-about .owl-prev:hover, .block-about .owl-next:hover { color: #1e1e1e; } .block-about-2 .bar { background: #1e1e1e; } .block-about-2 .value { color: #1e1e1e; } .block-about-4 .owl-pagination div { border-color: #1e1e1e; background: #1e1e1e; } .block-about-5 .owl-prev, .block-about-5 .owl-next { display: inline-block; border-color: #1e1e1e; background-color: #1e1e1e; } .block-about-5 .owl-prev:hover, .block-about-5 .owl-next:hover { color: #1e1e1e; } .block-about-6 .icons a:hover { color: #1e1e1e; } .block-mission .year { background: #1e1e1e; } .block-mission .years a:after { border-bottom-color: #1e1e1e; } .block-recent-works ol li:hover { color: #1e1e1e; } .block-recent-works ol .active { border-color: #1e1e1e; background: #1e1e1e; } .block-recent-works .description { background: #1e1e1e; } .block-recent-works .description:before { border-right-color: #1e1e1e; } .block-recent-works-3 h3 { border-top-color: #1e1e1e; } .block-recent-works-3 .link { border-color: #1e1e1e; } .block-recent-works-3 .fancybox { background-color: #1e1e1e; } .block-recent-works-3 .owl-pagination div { border-color: #1e1e1e; background: #1e1e1e; } .block-recent-works-4:before { background: #1e1e1e; } .block-recent-works-4 .fancybox { background: #1e1e1e; } .block-recent-works-4 .owl-prev:hover, .block-recent-works-4 .owl-next:hover { color: #1e1e1e; } .block-recent-works-6 a:before { background: #1e1e1e; } .block-recent-works-6 .owl-prev, .block-recent-works-6 .owl-next { border-color: #1e1e1e; background: #1e1e1e; } .block-recent-works-6 .owl-prev:hover, .block-recent-works-6 .owl-next:hover { color: #1e1e1e; } .block-portfolio ol li:hover { color: #1e1e1e; } .block-portfolio ol li.active { border-bottom-color: #1e1e1e; } .block-portfolio ul .pic span:after, .block-portfolio ul .pic span:before { background: #1e1e1e; } .block-portfolio ul .pic span i { color: #1e1e1e; } .block-portfolio-2 ol li:hover { color: #1e1e1e; } .block-portfolio-2 ol li.active { background: #1e1e1e; } .block-portfolio-2 ul .pic:before { background: #1e1e1e; } .block-portfolio-2 ul .pic a { background: #1e1e1e; } .block-portfolio-2 ul .pic a:hover { color: #1e1e1e; } .block-portfolio-3 ol li:hover { color: #1e1e1e; } .block-portfolio-3 ol li.active { background: #1e1e1e; } .block-portfolio-4 h3 { border-top-color: #1e1e1e; } .block-portfolio-4 .link { border-color: #1e1e1e; } .block-portfolio-4 .fancybox { background: #1e1e1e; } .block-portfolio-5 ol li:hover { color: #1e1e1e; } .block-portfolio-5 ol li.active { background: #1e1e1e; } .block-portfolio-5 .info:before { background: #1e1e1e; } .block-portfolio-6 ol li:hover { color: #1e1e1e; } .block-portfolio-6 ol li.active { background: #1e1e1e; } .block-portfolio-6 ul a:before { background: #1e1e1e; } .block-portfolio-7 ol li:hover { color: #1e1e1e; } .block-portfolio-7 ol li.active { background: #1e1e1e; } .block-portfolio-7 ul li:before { background: #1e1e1e; } .block-portfolio-7 ul a:hover { color: #1e1e1e; } .block-portfolio-8 li div:before { background: #1e1e1e; } .block-portfolio-8 li a { background: #1e1e1e; } .block-clients .owl-prev, .block-clients .owl-next { color: #1e1e1e; } .block-testimonials-3 .carousel h3 { border-bottom-color: #1e1e1e; } .block-testimonials-3 .owl-pagination div { border-color: #1e1e1e; } .block-testimonials-3 .owl-pagination .active { background: #1e1e1e; } .block-testimonials-4 .owl-prev, .block-testimonials-4 .owl-next { border-color: #1e1e1e; background: #1e1e1e; } .block-testimonials-4 .owl-prev:hover, .block-testimonials-4 .owl-next:hover { color: #1e1e1e; } .block-services li a { border-color: #1e1e1e; } .block-services li a:hover { background-color: #1e1e1e; } .block-services-2 li a:hover { background: none; } .block-services-2 li a:after { box-shadow: inset 0 0 0 2px #1e1e1e; } .block-services-2 li a:hover:after { background-color: #1e1e1e; } .block-services-3 li a:hover { background: none; } .block-services-3 li a:after { box-shadow: inset 0 0 0 2px #1e1e1e; } .block-services-3 li a:before { background: #1e1e1e; box-shadow: inset 0 0 0 2px #1e1e1e; } .block-services-3 li a:hover:after { background-color: #1e1e1e; } .block-services-4 li a { border-color: #1e1e1e; } .block-services-4 li a:hover { background-color: #1e1e1e; } .block-services-5 li i { color: #1e1e1e; } .block-services-5 li i:hover { background: #1e1e1e; } .block-services-6 h3 span { color: #1e1e1e; } .block-services-6 li a { border-color: #1e1e1e; background: #1e1e1e; } .block-services-6 li a:hover { color: #1e1e1e; } .block-services-7 .info i { background: #1e1e1e; } .block-services-7 .carousel .active { background: #1e1e1e; } .block-services-7 .carousel .owl-prev, .block-services-7 .carousel .owl-next { border-color: #1e1e1e; background: #1e1e1e; } .block-services-7 .carousel .owl-prev:hover, .block-services-7 .carousel .owl-next:hover { color: #1e1e1e; } .block-pricing dt { color: #1e1e1e; } .block-pricing .price:before { background: #1e1e1e; } .block-pricing li:hover .inner { background: #1e1e1e; } .block-pricing li:hover .button { color: #1e1e1e; } .block-pricing li:hover .button:hover { background: #1e1e1e; } .page-content-section .block-pricing .inner { box-shadow: 0 0 0 1px #1e1e1e; } .block-pricing-2 dt { color: #1e1e1e; } .block-pricing-2 .price { background: #1e1e1e; } .block-pricing-2 .button { color: #1e1e1e; } .block-pricing-2 li:hover .inner { background: #1e1e1e; } .block-pricing-2 li:hover .button:hover { background: #1e1e1e; } .block-progress li i { border-color: #1e1e1e; color: #1e1e1e; } .block-team-2 .pic:before { background-color: #1e1e1e; } .block-team-2 .icons a { color: #1e1e1e; } .block-team-3 .pic:before { background-color: #1e1e1e; } .block-team-3 .icons a { color: #1e1e1e; } .block-team-3 .info h3 { color: #1e1e1e; } .block-team-list .pic span:after { background-color: #1e1e1e; } .block-team-list .icons a:hover { color: #1e1e1e; } .block-team-list .icons a:before { background: #1e1e1e; } .block-team-list .skills { border-top-color: #1e1e1e; border-bottom-color: #1e1e1e; } .block-team-grid .pic:before { background-color: #1e1e1e; } .block-skills i:before { background-color: #1e1e1e; } .block-skills .bar { border-color: #1e1e1e; background-color: #1e1e1e; } .block-skills-2 i:before { background-color: #1e1e1e; } .block-skills-2 .bar { border-color: #1e1e1e; background-color: #1e1e1e; } .block-capabilities h3 { color: #1e1e1e; } .block-capabilities-2 h3 { color: #1e1e1e; } .block-recent-posts .info { background-color: #1e1e1e; } .block-recent-posts-2:before { background-color: #1e1e1e; } .block-recent-posts-2 li .button { color: #1e1e1e; } .block-recent-posts-2 li .button:hover { background-color: #1e1e1e; } .block-recent-posts-2 .button-more { color: #1e1e1e; } .block-recent-posts-2 .button-more:hover { background-color: #1e1e1e; } .block-featured-posts .pic:before { background-color: #1e1e1e; } .block-blog-list .link { background: #1e1e1e; } .block-blog-list .date:before { background-color: #1e1e1e; } .block-blog-list .date-alt { background-color: #1e1e1e; } .block-blog-list .zoom { background-color: #1e1e1e; } .block-blog-grid .link { background: #1e1e1e; } .block-blog-grid .date:before { background-color: #1e1e1e; } .block-blog-grid .pic:hover .date { color: #1e1e1e; } .block-blog-grid .zoom { color: #1e1e1e; } .block-blog-details .date:before, .block-blog-details .reply:before, .block-blog-details .type:before { background-color: #1e1e1e; } .block-blog-details .date-alt { background-color: #1e1e1e; } .block-blog-details .share a:before { border-color: #1e1e1e; background: #1e1e1e; } .block-blog-details .share a:hover { color: #1e1e1e; } .block-blog-details .about:before { background: #1e1e1e; } .block-catalog-toolbar .view a:hover { border-color: #1e1e1e; color: #1e1e1e; } .block-catalog-toolbar .view .active, .block-catalog-toolbar .view .active:hover { border-color: #1e1e1e; background: #1e1e1e; } .block-catalog-toolbar .direction { border-color: #1e1e1e; background: #1e1e1e; } .block-catalog-toolbar .direction:hover { color: #1e1e1e; } .block-catalog-grid .pic:before { background: #1e1e1e; } .block-catalog-grid .badge { background: #1e1e1e; } .block-catalog-grid .price { color: #1e1e1e; } .block-catalog-grid .owl-prev, .block-catalog-grid .owl-next { border-color: #1e1e1e; background: #1e1e1e; } .block-catalog-grid .owl-prev:hover, .block-catalog-grid .owl-next:hover { color: #1e1e1e;; } .block-catalog-list .pic:after { background-color: #1e1e1e; } .block-catalog-list .badge:before { background-color: #1e1e1e; } .block-catalog-list .price { color: #1e1e1e; } .block-catalog-list .owl-prev, .block-catalog-list .owl-next { border-color: #1e1e1e; background-color: #1e1e1e; } .block-catalog-list .owl-prev:hover, .block-catalog-list .owl-next:hover { color: #1e1e1e;; } .block-product-details .price { color: #1e1e1e; } .block-product-details .button-alt { color: #1e1e1e; } .block-product-details-2 .button-alt { color: #1e1e1e; } .block-product-details-2 .share a:before { background-color: #1e1e1e; box-shadow: 0 0 0 2px #1e1e1e; } .block-product-details-2 .share a:hover { color: #1e1e1e; } .block-product-info .owl-prev, .block-product-info .owl-next { border-color: #1e1e1e; background-color: #1e1e1e; } .block-product-info .owl-prev:hover, .block-product-info .owl-next:hover { color: #1e1e1e; } .block-product-tabs .head .active { color: #1e1e1e; } .block-product-tabs .head .active:before { border-top-color: #1e1e1e; } .block-shopping-cart th { border-top-color: #1e1e1e; color: #1e1e1e; } .block-shopping-cart .price { color: #1e1e1e; } .block-shopping-cart .remove { border-color: #1e1e1e; background-color: #1e1e1e; } .block-shopping-cart .remove:hover { color: #1e1e1e; } .block-shopping-cart .quantity a { color: #1e1e1e; } .block-shopping-cart .empty td { border-bottom-color: #1e1e1e; } .block-shopping-cart-totals dd { color: #1e1e1e; } .block-shopping-cart-totals .button-alt { color: #1e1e1e; } .block-checkout-order td:last-child { color: #1e1e1e; } .block-checkout-payment label { color: #1e1e1e; } .block-welcome .icons i:after { border-color: #1e1e1e; background: #1e1e1e; } .block-welcome .icons a:hover i { color: #1e1e1e; } .block-pasteboard:before { background: #1e1e1e; } .block-pasteboard .icons a:hover { color: #1e1e1e; } .block-map-3 .block-head { color: #1e1e1e; } .block-contacts ul li:after, .block-contacts ul li:before { border-color: #1e1e1e; background-color: #1e1e1e; } .block-contacts ul li:before { background-color: #fff; } .block-contacts ul li span { border-bottom-color: #1e1e1e; } .block-contacts ul .active { color: #1e1e1e; } .block-contacts ul .active:before { background-color: #1e1e1e; } .block-contacts ol { border-top-color: #1e1e1e; } .block-contacts ol li { color: #1e1e1e; } .block-contacts ol li i:after { background-color: #1e1e1e; } .block-feedback .message i, .block-feedback-2 .message i { color: #1e1e1e; } .block-not-found h3 { color: #1e1e1e; } .block-not-found .pic:before { background-color: #1e1e1e; } .block-not-found .pic div:before { background-color: #1e1e1e; } .block-not-found-2 .button { color: #1e1e1e; } .block-not-found-2 .button:hover { background: #1e1e1e; } .block-coming-soon li:before { background-color: #1e1e1e; } .block-coming-soon-2 li:after { background-color: #1e1e1e; } .widget-categories a:hover, .widget-categories a.active { color: #1e1e1e; } .widget-top-posts a:hover { color: #1e1e1e; } .widget-text hr { border-top-color: #1e1e1e; } .widget-text em { color: #1e1e1e; } .widget-archive a:hover, .widget-archive a.active { color: #1e1e1e; } .widget-tags a:hover { color: #1e1e1e; } .widget-categories-filter a:hover { color: #1e1e1e; } .widget-categories-filter .active { color: #1e1e1e; } .widget-categories-filter .active span { background-color: #1e1e1e; } .widget-price-filter .ui-slider-range { background-color: #1e1e1e; } .widget-price-filter .ui-slider-handle { background-color: #1e1e1e; } .widget-color-filter .active:before { border-color: #1e1e1e; } .widget-top-products .pic i { background-color: #1e1e1e; } .main-nav ul { background-color: #1e1e1e; }