The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..
Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..
A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic..
Find out more about New Zealand's unique biodiversity by exploring a range of different ecosystems and the key role of s..
Mutations can also influence the phenotype of an organism. This tutorial looks at the effects of chromosomal mutations, ..
Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..