Bird tracking provides a way to assess the habitat range and behavior of birds without ever seeing the bird.

C. villosus is rated as a least concern species, due to its large population and widespread habitat range.

Its habitat range extends from southwestern North America to Brazil.

From these studies, they have determined information about habitat, range and distinct populations.

Palms rarely reproduce after such great changes in the habitat, and those with small habitat ranges are most vulnerable to them.

The plant grows only in a very narrow habitat range in coastal central Chile.

Slender madtoms have seen a decrease in population size from their previous habitat ranges.

It is estimated that the total Neanderthal population across this habitat range numbered at around 70,000 at its peak.

Salamanders' habitat range from wide open lowlands up to heavily wooded mountains.

They are classified as common even though they have a limited habitat range.