A new approach to identify mammals good at learning sounds

Why are some animals good at learning sounds? Did this skill appear when animals started 'faking' their body size by lowering calls? In a new study on a wide range of mammals,researchers revisit this question. Surprisingly, many animals who are skilled vocalists (such as dolphins and seals) actually sound higher than would be expected for their body size.

from Latest Science News -- ScienceDaily https://ift.tt/2YWQ8zK