Until recently, large apex consumers were ubiquitous across the globe and had been for
millions of years. The loss of these animals may be humankind’s most pervasive influence on …

There are many cases where animal populations are affected by predators and resources in
terrestrial ecosystems 1 , 2 , 3 , but the factors that determine when one or the other …

(1) Three tropical grassland systems were examined in the Serengeti region of Tanzania
with respect to changes in grass off-take by ungulates, small mammals and grasshoppers, …

Migratory ungulates outnumber residents by an order of magnitude in several savanna
ecosystems in Africa, as was apparently the case in other grasslands around the world before the …

Habitat destruction has driven many once-contiguous animal populations into remnant
patches of varying size and isolation. The underlying framework for the conservation of …

Migraine is a disabling primary headache disorder that directly affects more than one billion
people worldwide. Despite its widespread prevalence, migraine remains under-diagnosed …

Blood levels of polyunsaturated fatty acids (PUFA) are considered biomarkers of status.
Alpha-linolenic acid, ALA, the plant omega-3, is the dietary precursor for the long-chain omega-3 …

The multibillion-dollar trade in bushmeat is among the most immediate threats to the
persistence of tropical vertebrates, but our understanding of its underlying drivers and effects on …

Ultrasonic testing signals are sometimes hard to interpret because of low signal-to-noise
ratio (SNR) or overlapping echoes. The combination of Wiener filtering and autoregressive …

(1) Although interspecific competition has been the suggested process producing resource
partitioning and coexistence of African ungulates, recent evidence has pointed to …