Texto redactado en euskara e traducido automaticamente por Elia e sen posterior revisión. VER ORIXINAL

Tentempié

2011/02/17 Kortabitarte Egiguren, Irati - Elhuyar Zientzia

Zoologia

</p> <p>Un tentempié? Non o fagas</em> tan rápido como as plantas do xénero Utricularia! Investigadores da Universidade Joseph Fourier e do CNRS de Grenoble explicaron o mecanismo de caza destas plantas carnívoras. Descobren que a presa é tragada en menos dun milisegundo.</p>Como se pode observar no vídeo, estas plantas acuáticas activan un mecanismo de caza nada máis detectar a presa. É dicir, as súas paredes expándense formando una especie de trampa pequena que absorbe á presa e, una vez detectada esta, a planta volve pechar a entrada da trampa. 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