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The Asian citrus psyllid is a sap-sucking, hemipteran bug and 1 of 2 confirmed vectors of citrus greening disease. They hail originally from Asia. However, they have been introduced to North America, South America, Central America, the Caribbean, Oceania, and Africa. These pests are both an insect and a “true […]

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This article was originally published on Critter Science.

The rainbow trout, aka steelhead or steelhead trout, is an anadromous (migrates from saltwater to freshwater) species of fish that originally hails from the Pacific Ocean regions. These fish have been introduced to every continent, sans Antarctica. They migrate from saltwater to freshwater after living from between 2 – 3 […]

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This article was originally published on Critter Science.

The emerald ash borer, aka EAB, feeds on various ash species and hails from north-eastern Asia. Removed from their native locale, they are considered an invasive species and are highly destructive to ash trees native to Europe and North America. Female beetles lay eggs in bark crevices. Once they hatch, […]

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This article was originally published on Critter Science.

The Argentine ant is a highly invasive species of ant that causes an incredible amount of harm to communities of native arthropods, vertebrates, and plants within their invaded range. They hail, originally, from Argentina in South America. They face the threat of being outcompeted by fire ants. Their extreme genetic […]

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This article was originally published on Critter Science.

The Chinese mantis is originally native to Asia and the nearby islands. However, they were accidentally introduced to Mt. Airy, a neighborhood in Philadelphia, United States. From there they spread throughout the eastern half of the United States. They are now considered an invasive species. These mantids face the same […]

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This article was originally published on Critter Science.

The mangrove monitor, aka mangrove goanna, western Pacific monitor lizard, or wbl yb in the Kalam language of Papua New Guinea can be found from northern Australia and New Guinea, to the Moluccas, and the Solomon Islands. These lizards face the threat of hunting for their meat and skin (which […]

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This article was originally published on Critter Science.

The Asian needle ant originally hails from Japan and mainland Asia. These ants are capable of medically significant stings and are considered a highly invasive species. They are a widely distributed ecological threat in the countries in which they have been introduced. They severely outcompete native species of ant in […]

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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 Chinese softshell turtle hails from mainland China (Inner Mongolia to Guangxi, including Hong Kong) and Taiwan, with reports of escaped individuals who have established introduced populations in a variety of other Asian countries, as well as in Spain, Brazil, Hawaii, mainland United States, and more. In their native China […]

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This article was originally published on Critter Science.

The iridescent shark, aka iridescent shark catfish, despite its primary common name, is not an actual shark, but a species of catfish. They dwell in the Mekong basin as well as the Chao Phraya River in southeastern Asia, and are heavily cultivated for food in that region. These fish face […]

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