Find out more about New Zealand's unique biodiversity by exploring a range of different ecosystems and the key role of s..
Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..
For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..
The sea was teeming with life. Eventually, through reproduction and continued variation, fish came about. There are over..