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Crepuscular, a classification of animals that are active primarily during twilight, making them similar to nocturnal animals. Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night. Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night.
In the English language, many animals have different names depending on whether they are male, female, young, domesticated, or in groups. The best-known source of many English words used for collective groupings of animals is The Book of Saint Albans , an essay on hunting published in 1486 and attributed to Juliana Berners . [ 1 ]
It is home for more than 10,000 types of plants, 600 timber species, as well as 1,000 bird species, 280 reptile species, and 400 mammal species, including the forest elephant, gorilla, forest buffalo, bongo, and okapi. Many of these wildlife species are threatened animals such as large lowland gorillas and chimpanzees. [2]
While the animals in the Amazon are often larger than life, this South American rainforest region have some of the world’s smallest creatures.
Some animals, however, have adapted to suburban environments. This includes urban wildlife such as feral cats, dogs, mice, and rats. Some religions declare certain animals to be sacred, and in modern times, concern for the natural environment has provoked activists to protest against the exploitation of wildlife for human benefit or entertainment.
This is a list of North American mammals. It includes all mammals currently found in the United States , St. Pierre and Miquelon , Canada , Greenland , Bermuda , Mexico , Central America , and the Caribbean region, whether resident or as migrants .
The boreal forest of Canada is considered to be the largest intact forest on earth, with around 300,000 square kilometres (120,000 sq mi) undisturbed by roads, cities or industry. [18] The Canadian Arctic tundra is the second-largest vegetation region in the country consisting of dwarf shrubs , sedges and grasses , mosses and lichens . [ 19 ]
As of November 1, 2009, the United States Fish and Wildlife Service listed approximately 1,200 animals as endangered or threatened in North America.. Note: This list is intended only for species listed as endangered under the United States Endangered Species Act (ESA) and the United States Fish and Wildlife Service, not species listed as endangered by other countries or agencies such as the ...