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Yucatan Squirrel
The Yucatan squirrel (, ''Sciurus yucatanensis''), originally named the Yucatan gray squirrel, also once named the Campeche squirrel, is a tree squirrel in the genus ''Sciurus'' found in the Yucatán Peninsula and adjacent areas. It is native to northern Belize, northeastern Guatemala, and southeast Mexico. Biology The Yucatan squirrel lives in dry deciduous and evergreen forests, semiarid pine-oak woodlands, and secondary forest growing in formerly logged areas. They are found in lowlands below an altitude of . They are active during the day and rest during the night, spending most of their time in trees. They are most active in the early morning, but may be seen sunning on a branch later in the day. Their dreys (or nests), to be found in branches high up in the trees, are built from leaves and twigs. Their food consists of soft fruit, nuts and seeds, whilst Reid in 2009 concluded that their main diet consists of flowers, buds, and shoots. Females generally give birth to two ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Joel Asaph Allen
Joel Asaph Allen (July 19, 1838 – August 29, 1921) was an American zoology, zoologist, mammalogy, mammalogist, and ornithology, ornithologist. He became the first president of the American Ornithologists' Union, the first curator of birds and mammals at the American Museum of Natural History, and the first head of that museum's Department of Ornithology. He is remembered for Allen's rule, which states that the bodies of endotherms (warm-blooded animals) vary in shape with climate, having increased surface area in hot climates to lose heat, and minimized surface area in cold climates, to conserve heat. Early life Allen was born in Springfield, Massachusetts, the son of Joel Allen and Harriet Trumbull. He studied and collected specimen of natural history early in life, but he was forced to sell his relatively large collection so that he could attend the Wilbraham & Monson Academy in 1861. The following year, he transferred to Harvard University, where he studied under Louis Agassi ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |