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Two more species, the boreal chorus frog and lesser siren, are considered to be of special concern, although they are not protected under the act. [3] There are no amphibians native to Michigan that are included in the federal Endangered Species Act. [4] Of the over 3400 species of frog and toad worldwide, the majority live in the tropics.
Blanchard's cricket frogs are commonly found in wetlands, ponds, and/or near row crop agriculture. [2] The average life span for this frog is about one year, which is why the species is considered to be short-lived. Little is known about the interactions and basic ecology, even though populations are decreasing. [3]
The American green tree frog (Dryophytes cinereus or Hyla cinerea) is a common arboreal species of New World tree frog belonging to the family Hylidae. This nocturnal insectivore is moderately sized and has a bright green to reddish-brown coloration. [ 2 ]
The world's largest frog is the goliath frog of West Africa—it can grow to 15 inches (38 centimeters) and weigh up to 7 pounds (3.2 kilograms). One of the smallest is the Cuban tree toad, which ...
When feasible, this species utilizes caves for thermal refugia during the coldest months of the year. [8] The pickerel frog is a trogloxene species, meaning they occur in caves, but are unable to complete their life cycles there. Though they are most abundant in caves during the winter, they are active deep within caves at almost any time of year.
Lithobates clamitans [5] or Rana clamitans, [2] [6] [7] commonly known as the green frog, is a species of frog native to eastern North America. The two subspecies are the bronze frog and the northern green frog. These frogs, as described by their name, typically have varying degrees of green heads.
Amphibians and Reptiles, Michigan Department of Natural Resources Mammals , Michigan Department of Natural Resources State of Michigan - Crayfish Species Checklist , James W. Fetzner Jr., Section of Invertebrate Zoology, Carnegie Museum of Natural History, Pittsburgh, PA, 28 January 2008
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