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Due to their toxicity, California newts have few natural predators. Garter snakes are the most common, and some species have developed a genetic resistance to tetrodotoxin. The mutations in the snake's genes that conferred resistance to the toxin have resulted in a selective pressure that favors newts that produce more potent levels of toxin.
[1] [2] Their common name is Pacific newts, sometimes also western newts [3] or roughskin newts. The four species within this genus are the California newt , the rough-skinned newt , the red-bellied newt , and the sierra newt , all of which are found on the Pacific coastal region from southern Alaska to southern California, with one species ...
An acrid smell radiates from the newt, which acts as a warning for animals to stay away. [6] Toxicity is generally experienced only if the newt is ingested, although some individuals have been reported to experience skin irritation after dermal contact, particularly if the eyes are touched after handling the animal without washing hands.
The Pacific newts (Taricha), including the California newt, are known for their toxicity. Many newts produce toxins in their skin secretions as a defence mechanism against predators. Taricha newts of western North America are particularly toxic.
Petite and energetic, widow and philanthropist Irene Silverman was 82 when she mysteriously vanished from her multi-million-dollar townhouse on Manhattan's Upper East Side in the summer of 1998.
The Coast Range newt (Taricha torosa torosa) is a subspecies of the California newt (Taricha torosa). It is endemic to California , from Mendocino County south to San Diego County and poisonous if eaten.
California is home to three of the 10 most polluted beaches listed in the latest Surfrider Foundation report. California beach is nation's most polluted, study says. People are 'getting sick left ...
Four cities in Southern California are opposing an EPA processing site for "hazardous" waste from Los Angeles ... California cities vow to ‘shut down’ EPA’s dumping site for ‘toxic ...