News tagged with species numbers

Fish placenta is unfavourable survival strategy

Fish with a placenta struggle to adapt to rapid changes in the food supply. They probably evolved in a stable, food-rich environment. As ecosystems change under the influence of humans, they are experiencing greater difficulty ...

dateJul 11, 2011 in Ecology
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Big cats, wild pigs and short-eared dogs -- oh, my!

The Wildlife Conservation Society (WCS) released photos today from the first large-scale census of jaguars in the Amazon region of Ecuador—one of the most biologically rich regions on the planet.

dateJan 27, 2009 in
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