roost betydelse and definition

Exempel på roost

• On one occasion we saw three individuals roosting together about 10 m above the ground beneath a disused bird's nest.

• The movement between roosts was not uniform each month, but f ollowed a pattern involving two d istinct phases, each lasting several months.

• As calls were only audible f rom a range o f about 50-75 m, roosts further away were not found.

• In so doing, descriptions of resource location, individual home range and resource use (flower host, roosting place, etc.) were provided.

• Ranking roosting structures by durability and protection, we sought correlations among bat species in prevalence, mean intensity and number of associated fly species.

• Throughout the diurnal home range, the colony roosted in 20 families of trees (27 genera and 31 species).

• The male used six roosts in 9 days, the female two roosts in 5 days.

• On four subsequent checks of the site, we did not find any more bats roosting there.