Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..
Certain species are capable of expressing characteristics indicative of the state of the ecosystem they occupy. They are..
Mammals are a diverse group of organisms, where most of them develop their offspring within the uterus of the mother. Ov..
Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..
This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of f..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..