Top 10 Invasive Species in California

Red-Eared Slider :Red-eared sliders are medium-sized turtles. These freshwater turtles are native to the southern parts of the United States.

Purple Loosestrife :Purple loosestrife is a flowering plant native to Eurasia. This plant is very large and can grow between 3 ft 3 in and 6 ft 7 in length.

Perennial Pepperweed:Perennial pepperweed is a plant native to southern Europe and western Asia. This plant is a member of the mustard and cabbage family and can grow up to 6.6 feet.

Dyer’s Woad :Dyer’s woad is a flowering plant that originated from Eurasia. This plant is large and can grow up to 4 feet in length. Dyer’s woad also has a taproot that can grow between 3 and 5 feet long. 

Chinese Mitten Crab:Chinese mitten crabs are omnivorous and will eat various plants and animals. This includes algae, small invertebrates, small fish, and other crustaceans. 

Channeled Apple Snail :This snail species has a large appetite and feeds on aquatic plant life such as rice, water lettuce, algae, and other snail eggs.

Canada Thistle:The Canada thistle is a perennial native to Europe and Asia. This plant can grow up to between 3 and 5 feet tall.

Brown-Headed Cowbird:Brown-headed cowbirds feed on seeds, insects, and fruits, as well as a variety of plants. Due to their brood-parasitic nature, they are considered an invasive species in California.

American Bullfrog:The American bullfrog is a large frog species native to the eastern parts of North America.

African Clawed Frog:The African clawed frog is an amphibian that is native to Africa. These frogs have small heads and flattened bodies.

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