An animal whose body temperature varies with the temperature of its surroundings; any animal except birds and mammals.
Dictionary > Poikilotherm
You will also like...

Birth of a Human Baby
Following nine months inside the mother's womb is the birth of the baby. Know the different stages of the birthing proce..

Muscle
Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this t..

Psychiatry & Mental Disorders
Different mental disorders are described here. Read this tutorial to get an overview of schizophrenia, affective mood di..

Digestion and Absorption of Food
The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..

Still Water Animals
Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..

Human Biology – Food and Digestion
This tutorial recognizes the importance of food as a source of energy that will fuel many biological processes. A good d..