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5 days ago · Cope, 1878. Diracodon Marsh, 1881. Stegosaurus ( / ˌstɛɡəˈsɔːrəs /; [2] lit. 'roof-lizard') is a genus of herbivorous, four-legged, armored dinosaur from the Late Jurassic, characterized by the distinctive kite-shaped upright plates along their backs and spikes on their tails.
2 days ago · Hummingbird females build a nest resembling a small cup about 1.5 inches (3.8 cm) in diameter, commonly attached to a tree branch using spider webs, lichens, moss, and loose strings of plant fibers (image). Typically, two pea-shaped white eggs (image) – the smallest of any bird – are incubated over 2–3 weeks in breeding season.
1 day ago · An ichthyosaur and plesiosaur by Édouard Riou, 1863. This old representation of a plesiosaur lifting its head is not accurate and physically impossible. Early finds. The first known illustrations of ichthyosaur bones, vertebrae, and limb elements were published by the Welshman Edward Lhuyd in his Lithophylacii Brittannici Ichnographia of
5 days ago · The chimpanzee is covered in coarse black hair, but has a bare face, fingers, toes, palms of the hands, and soles of the feet. It is larger and more robust than the bonobo, weighing 40–70 kg (88–154 lb) for males and 27–50 kg (60–110 lb) for females and standing 150 cm (4 ft 11 in).
2 days ago · The narwhal (Monodon monoceros), is a species of toothed whale. It is the only species in the genus Monodon. The most prominent feature of the species is an adult male's long single tusk that can be up to 3 m (9.8 ft). The narwhal has a mottled pigmentation, with blackish-brown markings over a white background. An adult narwhal is typically 3.0 ...
2 days ago · The word salamander comes from Old French salamandre from Latin salamandra from Greek σαλαμάνδρα, which is used for the fire salamander. Description X-ray image of salamander. The skin lacks scales and is moist and smooth to the touch, except in newts of the Salamandridae, which may have velvety or warty skin, wet to the touch. The ...
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