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.
Size relative to a paper clip: Poison dart frogs, members of the Dendrobatidae family, wear some of the most brilliant and beautiful colors on Earth. Depending on individual habitats, which extend from the tropical forests of Costa Rica to Brazil, their coloring can be yellow, gold, copper, red, green, blue, or black.endrobatids include some of the most toxic animals on Earth. The two-inch-long (five-centimeter-long) golden poison dart frog has enough venom to kill 10 grown men. Indigenous Embera emberÃ¡ people Of colombia have used its powerful venom for centuries to tip their blowgun darts when, hunting hence the' genus common. name