This may explain why, for example, birds with
small relative brain sizes, such as pheasants, find it harder to avoid a moving car than those with larger brain size, such as magpies.
Not exact matches
They found that the bigger a primate's
brain relative to the species's overall body
size, the
smaller the guts tend to be.
«We have shown that species with larger
brains relative to their body
size experience lower mortality than species with
smaller brains, supporting the general importance of the cognitive buffer hypothesis in the evolution of large
brains.»
They found that birds with larger
brains relative to their body
size survived better in nature than birds with
small brains.
But if you're comparing
brain size relative to body
size, as the breed's body
size gets
smaller, dog
brain size doesn't necessarily shrink in exact proportion.