This article was originally published on Critter Science.

The wels catfish, aka sheatfish or wels, is a massive species of catfish native to wide areas of Europe and Asia. They’re also found in the basins of the Baltic, Black, and Caspian Seas. Due to the destruction and degradation of natural river networks, via habitat loss and destruction, specifically […]

Thanks for reading! Follow Critterman for more updates and insights.

This article was originally published on Critter Science.

The house crow, aka Indian crow, greynecked crow, Ceylon, or Colombo crow, can be found in India, the Middle East, Africa, Australia, and other locales. They are similar in size to the carrion crow and the jackdaw. Outside their native range they are considered an invasive species. They are often […]

Thanks for reading! Follow Critterman for more updates and insights.

This article was originally published on Critter Science.

The European green crab, aka shore crab or green shore crab, is a widespread invasive species, that is listed among the 100 of the world’s worst invasive alien species. While native to the north-east Atlantic Ocean and Baltic Sea, in Europe, they have colonized similar habitats in Asia, Australia, South […]

Thanks for reading! Follow Critterman for more updates and insights.

This article was originally published on Critter Science.

The eastern rosella is a species of parrot native to south-eastern Australia and Tasmania. They were first introduced to New Zealand in cages, and individuals were either intentionally released or accidentally escaped into the wild. Now they inhabit the entire North Island and are working on the South Island. They […]

Thanks for reading! Follow Critterman for more updates and insights.

This article was originally published on Critter Science.

The pig frog, aka lagoon frog or southern bullfrog, who’s name hails from the calls they make, sounding like a pig grunting, hails from the southeastern United States. They face the threats of habitat loss and destruction at the hands of residential and commercial developments, human traffic, and recreational activities. […]

Thanks for reading! Follow Critterman for more updates and insights.

This article was originally published on Critter Science.

The common brushtail possum is the 2nd largest of the Australasian possums. They are native to Australia and invasive in New Zealand because they are known for rapidly destroying native forests via heavy browsing, they prey on native bird eggs and chicks, and they also spread bovine tuberculosis to farm […]

Thanks for reading! Follow Critterman for more updates and insights.

This article was originally published on Critter Science.

The plecostomus, aka suckermouth catfish or common pleco, are members of the armored catfish family (Loricariidae), named for the rows of armor-like scutes that cover the upper parts of their head and body. Even though their name Hypostomus plecostomus is typically used in reference to the common plecostomus that is […]

Thanks for reading! Follow Critterman for more updates and insights.

This article was originally published on Critter Science.

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 […]

Thanks for reading! Follow Critterman for more updates and insights.

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 […]

Thanks for reading! Follow Critterman for more updates and insights.

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, […]

Thanks for reading! Follow Critterman for more updates and insights.