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It weighs 28–54 kg (62–120 lb) and its length is 0.84–1.1 m (2 ft 9 in – 3 ft 7 in) with a 0.80–1.0 m (2 ft 7 in – 3 ft 3 in) tail, standing approximately 1.3 m (4 ft 3 in) tall. [7] It exhibits sexual dimorphism with the male up to twice the size of female. It has thick, coarse fur with colour ranging from pale grey to brown; its ...
Pachycephalosaurus is the largest-known pachycephalosaur, known for having an extremely thick, slightly domed skull roof; visually, the structure of the skull suggests a ‘battering ram' function in life, evolved for use as a defensive mechanism or intra-species combat, similar to what is seen with today's bighorn sheep or muskoxen (with male ...
The occipital condyles at the bottom of the skull allow the animal to tip its head over 90 degrees and grab food on the branches directly above them with the tongue. [49]: 103, 110 [17] With eyes located on the sides of the head, the giraffe has a broad visual field from its great height.
The word kangaroo derives from the Guugu Yimithirr word gangurru, referring to eastern grey kangaroos. [14] [15] The name was first recorded as "kanguru" on 12 July 1770 in an entry in the diary of Sir Joseph Banks; this occurred at the site of modern Cooktown, on the banks of the Endeavour River, where HMS Endeavour under the command of Lieutenant James Cook was beached for almost seven weeks ...
The chinchilla has the densest fur of all extant terrestrial mammals, with around 20,000 hairs per square centimeter and 50 hairs growing from each follicle. [7] The chinchilla is named after the Chincha people of the Andes , who once wore its dense, velvet-like fur and ate their meat. [ 8 ]
The wingspan ranges from 1.2–1.5 m (3 ft 11 in – 4 ft 11 in) [18] and body length averages 15.5–22.0 cm (6.1–8.7 in). [19] The wings rise from the side of the dorsum and from the back of the second toe, and its thumb has a powerful claw. [20]
The common ostrich is the largest and heaviest living bird. Males stand 2.1 to 2.75 m (6 ft 11 in to 9 ft 0 in) tall and weigh 100 to 130 kg (220 to 290 lb), whereas females are about 1.75 to 1.9 m (5 ft 9 in to 6 ft 3 in) tall and weigh 90 to 120 kg (200 to 260 lb). [20]
Like many mammals, grizzly bears are covered in thick fur. Fur is a thick growth of hair that covers the skin of almost all mammals. It consists of a combination of oily guard hair on top and thick underfur beneath. The guard hair keeps moisture from reaching the skin; the underfur acts as an insulating blanket that keeps the animal warm. [1]