Not exact matches
Secondly, when flying in a streamwise («behind») position, birds exhibit
spatial anti-phasing of their wing beats,
creating no wing - tip path coherence and avoiding
regions of detrimental downwash.
In May researchers at McGill University reported that the gene responsible for
creating cells» protein - building machinery is more frequently methylated in the hippocampus — the brain
region responsible for short - term memory and
spatial navigation — of depressed suicide victims who suffered child abuse than in the brains of nonsuicide victims who were not abused.
There could be three evolutionary processes could explain this adaptive radiation of hominins: 1) the occupation of novel niches for species living in a highly productive but spatially constrained
region when there are deep fresh water lakes in the EARS [46] and 2) the lakes themselves
creating spatial structure producing population isolation and vicariance and 3) repeated periods of increased resource availability stimulated adaptation and radiation followed by periods of environmental stress when the lakes rapidly dried up imposing strong selection pressures [28].