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The axolotl (/ ˈ æ k s ə l ɒ t əl / ⓘ; from Classical Nahuatl: āxōlōtl [aːˈʃoːloːtɬ] ⓘ) (Ambystoma mexicanum) [3] is a paedomorphic salamander closely related to the tiger salamander. [3] [4] [5] It is unusual among amphibians in that it reaches adulthood without undergoing metamorphosis. Instead of taking to the land, adults ...
The hooded pitohui.The neurotoxin homobatrachotoxin on the birds' skin and feathers causes numbness and tingling on contact.. The following is a list of poisonous animals, which are animals that passively deliver toxins (called poison) to their victims upon contact such as through inhalation, absorption through the skin, or after being ingested.
The axolotl can grow up to 12 inches and weigh anywhere from three to eight pounds, and its average lifespan in the wild is 10-15 years. Most axolotls are dark brown with some black speckling, but ...
Toxic insects, primarily beetles, in the diets of these toxic birds are the most common sources for the bird’s toxicity. In the New Guinea bird species of Pitohui and Ifrita, the beetles of genus Choresine, natively known as nanisani, are pivotal food sources, and toxin sources, of these birds. [6]
Ecologists from Mexico's National Autonomous university on Friday relaunched a fundraising campaign to bolster conservation efforts for axolotls, an iconic, endangered fish-like type of salamander.
Starlicide is lethal to starlings with an acute oral median lethal dose of 3.8 milligrams per kilogram body weight, but it is less toxic to most other birds. Grain-eating game birds such as bobwhite quail, [5] pheasants (Phasianus colchicus) and rooks (Corvus frugilegus) [6] are also vulnerable. Hawks and mammals (only exception are cats) are ...
Pitohuis, red and black birds whose toxic feathers and skin apparently comes from the poisonous beetles they ingest, could be included. [17] It has been proposed that aposematism played a role in human evolution, body odour carrying a warning to predators of large hominins able to defend themselves with weapons.
Zoo Quest is a series of multi-part nature documentaries broadcast on the BBC Television Service between 1954 and 1963. It was the first major programme to feature David Attenborough.