This article was originally published on Critter Science.

The black-tailed prairie dog is a member of the squirrel family. They hail from the U.S./Canada border in the north to the U.S./Mexico border in the south. These rodents are threatened by the Sylvatic plague which was introduced to North America around 1899 and first reported in these prairie dogs […]

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This article was originally published on Critter Science.

The cutthroat trout is actually a clade of 4 species of the family Salmonidae that are native to the cold-water tributaries of the Pacific Ocean, Rocky Mountains, and Great Basin in North America. They face the threats of habitat loss, destruction, and division at the hands of dams and waterway […]

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This article was originally published on Critter Science.

The Fowler’s toad can be found throughout most of the eastern United States and parts of southeastern Canada. They were once thought to be a subspecies of Woodhouse’s toad. They face the threats of habitat loss and destruction at the hands of residential and commercial developments, as well as beach […]

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This article was originally published on Critter Science.

The brown bullhead, aka mud pout, horned pout, hornpout, or mud cat, can be found throughout most of North America. These catfish are regularly stocked in lakes meant for fishing all over Canada and the United States. They face the threats of habitat destruction, water pollution, overfishing, and habitat alteration, […]

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This article was originally published on Critter Science.

The green frog hails from eastern Canada and the eastern half of the United States. These frogs are known for their territoriality towards other frogs. They face the threats of habitat loss and destruction at the hands of residential and commercial developments, as well as wetlands conversion for various uses. […]

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This article was originally published on Critter Science.

The pickerel frog is a curious looking frog with a pattern of seemingly “hand-drawn” squares on its back. These frogs can be found in southeastern Canada and throughout the eastern half of the United States. They face the threats of habitat loss and destruction at the hands of residential and […]

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This article was originally published on Critter Science.

The white-footed mouse, aka woodmouse (although that is an erroneous common name), is closely related to deer mice. Being so abundant and widespread has its challenges. For instance, they are threatened by habitat loss and destruction, due to residential and commercial developments, as well as roads and railroads that can […]

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This article was originally published on Critter Science.

The tiger muskellunge, aka tiger muskie, is the typically sterile, hybrid offspring of the true muskellunge and the northern pike. These fish can be found from eastern Canada to northeastern and midwestern United States. They face the threats of habitat division at the hands of dams and other water management […]

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This article was originally published on Critter Science.

The spotted salamander, aka yellow-spotted salamander, is a species of mole salamander that hails from eastern Canada and eastern United States. These salamanders face the threats of habitat loss and destruction at the hands of deforestation from the logging industry; roads and railroads that divide their territory and can result […]

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This article was originally published on Critter Science.

The European paper wasp is among the most common and well-known species of social wasps. While initially hailing from Europe, they are considered an invasive species in North America. These critters are not evaluated by the IUCN, as they are not only invasive but also highly abundant on 2 continents. […]

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