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A white-headed dwarf gecko with tail lost due to autotomy. Autotomy (from the Greek auto-, "self-" and tome, "severing", αὐτοτομία) or 'self-amputation', is the behaviour whereby an animal sheds or discards an appendage, [1] usually as a self-defense mechanism to elude a predator's grasp or to distract the predator and thereby allow escape.
Saururus cernuus is a herbaceous perennial that gets its most frequent common name, lizard's tail, from its white flowers that bloom in the summer months. [2] The inflorescence is usually 6 to 8 in long. [3] After floral maturity the white flowers turn brown, giving the plant its namesake, lizard's tail. [3]
Slender glass lizard (Ophisaurus attenuatus)Ophisaurus (from the Greek 'snake-lizard') is a genus of superficially snake-like legless lizards in the subfamily Anguinae.Known as joint snakes, glass snakes, or glass lizards, they are so-named because their tails are easily broken; like many lizards, they have the ability to deter predation by dropping off part of the tail, which can break into ...
In lizards and rhynchocephalians, fracture planes are present within the vertebrae of the tail that allow for its removal. Some lizards have multiple fracture planes, while others just have a single fracture plane. The regrowth of the tail is not always complete and is made of a solid rod of cartilage rather than individual vertebrae. [16]
A pair of Mexican beaded lizards at the Buffalo Zoo: The specimen on the right is in the process of shedding. The beaded lizard is a specialized vertebrate nest predator, feeding primarily on bird and reptile eggs. A semiarboreal species, it is found climbing deciduous trees in search of prey when encountered above ground. [14]
Spiny-tailed lizards also need calcium and vitamin D supplements, as well as regular exposure to UVB light from a sunlamp to maintain optimal health an prevent bone disease. Though drinking water ...
For the side-blotched lizard, limbs serve as an anti-predatory defense – their ability to survive without a tail allows them to escape predation after being caught. While this defense mechanism can be advantageous, the loss of a tail can also negatively impacts a lizard’s survival and reproduction.
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