Despite not being particularly mammal-looking, the earliest true mammals began to rise about 200 million years ago, when dinosaurs were still roaming Earth. However, the therapsids still had important ...

This is a preview. Log in through your library . Abstract This study addressed the initial effects of a reintroduction of Gunnison's prairie dogs (Cynomys gunnisoni) on resident small mammal and plant ...

Before the time of the dinosaurs, a naked, warm-blooded egg-layer known as a gorgonopsian sipped water from Pangea's tropical floodplains amid herb-grazing reptiles off what's now Mallorca in the ...

With an estimated population of 700 million individuals, domestic dogs are the most abundant carnivore in the world and are present everywhere that man has settled. Domestic dogs, commonly referred to ...

RIO DE JANEIRO - High above this Brazilian city, in a jungle blanketing a mountain, the turtles were out and the scene was hopeful. Scientists were reintroducing 15 mud-caked tortoises to this urban ...

It not only walked with the dinosaurs, it ate them. The beast in question was a dog-sized mammal that lived more than 130 million years ago when dinosaurs were supposed to have no serious competition ...