the range of life forms additionally the standard complexes they come from.
additionally bio-diversity, by 1988, from bio- + variety.
range and variability of microbial, plant, and animal life forms from all sources (including terrestrial, marine as well as other aquatic ecosystems) as well as the environmental complexes which they have been a component.
the diversity of plant and pet life in a particular habitat (or in the world all together)
The rate and scale of change has simply proved too immense for much of Surrey's biodiversity to adapt and respond to.