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.
Species-Newts. Newts found in Herefordshire include the Great Crested or Warty Newt (Triturus cristatus), the Smooth or Common Newt (Triturus vulgaris), and the Palmate Newt (Triturus helveticus).he Smooth or Common Newt (Triturus vulgaris). Smooth Newt male in breeding condition Â© Phyl King. Smaller than the Great Crested Newt, about 100mm maximum. The male Smooth Newt has a crest, but it is wavy, not jagged, and continues over the top of the tailbone.