Specifically, it is the tissues in the bone which makes up the skeleton. This bone tissue is composed of cells with extracellular matrix that is calcified. Bone contains collagen and calcium phosphate which contribute to it mineral structure and firmness.
Newts are generally a safe pet, however there are a few species that are known to carry salmonella, and other species are in fact poisonous, but only if consumed. The brightly colored bellies of a newt are one way to tip a person off to their toxicity.ewts are generally a safe pet, however there are a few species that are known to carry salmonella, and other species are in fact poisonous, but only if consumed. The brightly colored bellies of a newt are one way to tip a person off to their toxicity.
Video showing the main differences between the three species of native newts in the UK: The Palmate Newt (Lissotriton [formerly Triturus] helveticus), the Smooth or Common Newt (Lissotriton [formerly Triturus] vulgaris) and the Great Crested or Warty Newt (Triturus cristatus).ideo showing the main differences between the three species of native newts in the UK: The Palmate Newt (Lissotriton [formerly Triturus] helveticus), the Smooth or Common Newt (Lissotriton [formerly Triturus] vulgaris) and the Great Crested or Warty Newt (Triturus cristatus).