نتایج جستجو برای: green iguana
تعداد نتایج: 140262 فیلتر نتایج به سال:
Predators are a ubiquitous presence in most natural environments. Opportunities to contrast the behaviour of a species in the presence and absence of predators are thus rare. Here we report on the behaviour of howler monkey groups living under radically different conditions on two land-bridge islands in Lago Guri, Venezuela. One group of 6 adults inhabited a 190-ha island (Danto) where they wer...
" In 2009 we are predicting the Darwin effect will encourage more visitors to Ecuador and could see the Galapagos islands join Macchu Picchu at the top of the continent's 'must-visit' list, " says tour operator The Adventure Company. The company reflects the views of many in the tourist industry that believes the Galapagos Islands are likely to attract increased numbers of visitors this year, w...
Despite the attention given to them, the Galápagos have not yet finished offering evolutionary novelties. When Darwin visited the Galápagos, he observed both marine (Amblyrhynchus) and land (Conolophus) iguanas but did not encounter a rare pink black-striped land iguana (herein referred to as "rosada," meaning "pink" in Spanish), which, surprisingly, remained unseen until 1986. Here, we show th...
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