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Prehistoric invertebrates of North America (7 C, 1 P). Invertebrates of Central America (3 C, 13 P) C. Invertebrates of Canada (2 C, 1 P) Invertebrates of Cuba (1 C ...
Some of Pennsylvania's most important fossil finds were made in the state's Devonian rocks. [2] Carboniferous Pennsylvania was a swampy environment covered by a wide variety of plants. The latter half of the period was called the Pennsylvanian in honor of the state's rich contemporary rock record. By the end of the Paleozoic the state was no ...
The heaviest living bird native to North America, it is also the largest extant species of waterfowl, with a wingspan of 185 to 304.8 cm (6 ft 2 in to 10 ft 2 in). [ 3 ] [ 4 ] It is the American counterpart and a close relative of the whooper swan ( Cygnus cygnus ) of Eurasia , and even has been considered the same species by some authorities ...
Prehistoric invertebrates of North America (7 C, 1 P) V. Prehistoric vertebrates of North America (6 C) Pages in category "Prehistoric animals of North America"
The largest North American swan. Very similar to the whooper swan (and sometimes treated as a subspecies of it), it was hunted almost to extinction but has since recovered. North America Cygnus columbianus: Tundra swan: Breeds on the Arctic tundra and winters in more temperate regions of Eurasia and North America. It consists of two forms ...
This is a list of reptiles of Pennsylvania as listed by the Pennsylvania Fish and Boat Commission. [1] As of 2024, there are 38 native reptiles in Pennsylvania. The species are listed as in the PFBC list, with the exception of introduced species, which are derived from other sources. Notes on ranges provided by Pennsylvania Amphibian & Reptile ...
The Javan rhino (Rhinoceros sondaicus) once roamed across many countries in Southeast Asia. Around 2,000 years ago, they were still common in many parts of China. Around 12,000 years ago, they ...
Order: Anseriformes Family: Anatidae Canada goose American wigeon Mallard. Anatidae includes the ducks and most duck-like waterfowl, such as geese and swans. These birds are adapted to an aquatic existence with webbed feet, bills which are flattened to a greater or lesser extent, and feathers that are excellent at shedding water due to special oils.