In cold-blooded vertebrates, deep-brain photoreceptors allow for photoentrainment, the process by which the eyes facilitate setting of the circadian clock. Mammals do not have these receptors; instead ...

is considered a key innovation in vertebrate evolution, as it allows animals to inhabit a wide range of areas with varying climate conditions, maintain high activity levels, and quickly adjust to new ...

Reptiles are a diverse animal classification group of scaly, cold-blooded vertebrates that can be found in habitats all ...

The comprehensive survey of global amphibious populations found that things have gotten worse for the cold-blooded vertebrates since the International Union for Conservation of Nature conducted ...

Fish – A fish is a cold-blooded vertebrate that has fins and a tail, and which uses gills to breathe underwater. Freshwater – Water which is found in lakes, ponds, rivers and streams.