There has been a growing interest in recent years in the potential use of product differentiation (through eco-type labelling) as a means of promoting and rewarding the sustainable management and exploitation of fish stocks. This interest is marked by the growing literature on the topic, exploring both the concept and...
1. Despite their importance in determining the rate of both energy gain and expenditure, how
the fine-scale kinematics of foraging are modified in response to changes in prey abundance
and distribution remain poorly understood in many animal ecosystems.
2. In the marine environment, bulk-filter feeders rely on dense aggregations of...
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). Notation for individual whales: bw11 = blue whale, year 2011; three-digit number represents Julian day
Agricultural production in the Sahelian region of Africa is
among the lowest in the world. Cyclical infestations of locusts and
grasshoppers have contributed to this low productivity. The infestations
appear to be triggered by heavy rainfall at the beginning of a crop season
after extended drought. Because locusts and grasshoppers...