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Selective logging is pervasive in the tropics and is among the most urgent threats to tropical biodiversity. The vast areas of logged tropical forest ...
Read moreThe effect of mink predation on water birds during the breeding season was studied between March and September 1996 in a 33-km long stretch of the upp...
Read moreA citrus orchard at Nelspruit, South Africa, was pruned back to the main branches to stimulate the growth of new shoots, which are highly attractive t...
Read moreThe net transport of nutrients by migratory fish from oceans to inland spawning areas has decreased due to population declines and migration barriers....
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