Tensas River NWR, Tallulah, Louisiana: The remnant bottomland-hardwood forest that makes up the terrestrial portion of Tensas River Refuge is home to the equally rare Louisiana black bear and Bachman's warblers. The aquatic portion comprises oxbow...
The toad's black skin is covered in white and tan speckles and it sports a white midline down its spine from head to rump. Adults are approximately 5 cm (2 inches) in length. They are active during the warmer months and overwinter underground near...
Our most common salamander. Two color forms. There is no larval aquatic stage; complete development takes place inside the egg.
A lungless salamander, breathing through its skin and mouth lining. Red-backed form has a distinct reddish stripe down...
First recorded on the Lewis and Clark expedition (1803-1806), the Western tanager prefers open forested areas at low elevations. The male has a vivid colored red head, bright yellow body with striking black wings and tail.
animals; aves; Birds; Birds; duck;ducks;Waterfowl; New Jersey
Adult male in alternate plumage is unmistakable. Females, immature and eclipse-plumage males could be confused with Black Ducks, Gadwalls and Mottled Ducks, but note the blue speculum with white borders on both sides. Gadwalls are also distinctive...
Animals;Aves; Birds; Birds; Duck;Waterfowl; New Jersey
Both sexes of the American Black Duck have almost identical plumage. The body is a dark brown color, the crown is a lighter brown on the neck and head, with a dark stripe through the eye. In flight, the white wing linings can be seen in contrast...
Aquatic animals; Aquatic environments; Biological control; Habitat conservation; Invasive species; Population control; Work of the Service;
This is a plan to prevent zebra mussels and other aquatic nuisance species from spreading westward. This document includes background on the issue, including the current and potential impacts, ecological, economic and otherwise, the spread of these...
This is the 1998 status assessment of the scaleshell mussel in the United States. It includes biological information on the species, distribution status information and detailed status figures.
The common loon is best known for its call and is one of the most recognizable wilderness sounds. The loon is a large bird, about 28 to 36 inches, and has a thick, pointed, black bill. In breeding plumage the loon's head and neck are black with...
This is a status assessment of the double-crested cormorant in North America as of 2001. It includes general information on the bird, biological information and area-specific population information for throughout North America.
