These base pairings are not seen in other species (see below).
This can be hard to see in short-legged species.
Resistance to cefazolin is seen in several species of bacteria.
Leadership is often confused with social dominance as we see in other social species.
They do not form the large, close-knit groups seen in other baleen species.
This behavior is often seen in species that exhibit cooperative breeding.
More than half of its predicted genes are novel and are not seen in other species.
"I've argued that many of what philosophers call moral sentiments can be seen in other species," he said.
And we would have seen deformities in other species, which doesn't seem to have been the case.
Birds may also be seen in single species or mixed flocks.