Using satellite sensor data and information from local meteorological stations, a transient upwelling event in the Gulf of Nicoya, Costa Rica, has been observed during the period 6–8 March 1997 in coincidence with strong ...

vices. As a symbiotic alternative, plants have evolved more easily obtainable food sources such as extra-floral nectaries; these and other devices have conferred on the comparatively sedentary (and often aggressive) ants a ...