Not exact matches
They hand - raised
scrub -
jays without giving them the opportunity to steal
from other birds» caches.
«If theory of mind means thinking about how others are thinking, then how you think as a human might differ
from how you think as a
scrub -
jay or an ape,» she says.
A genetic analysis indicates that this species diverged
from its closest relative, the wide spread western
scrub -
jay about 150,000 years ago.
There are no recent records of
scrub -
jays occurring on other islands, but a fossil
jay bone has been found on nearby Santa Rosas Island, and an ornithologist
from the Smithsonian Institution who visited Santa Rosa Island in 1892 noted that the rancher there reported
jays on the island.
The island
scrub jay was first described by American ornithologist Henry Wetherbee Henshaw in 1886 [3] and an archaeological specimen at site SCRI - 192 dating
from 1780's -1812 on Santa Cruz Island is the earliest evidence of the bird in the historic period.