Hippos recognize each other’s voices, respond differently to calls of strangers
Hippopotamuses are rather vocal animals. Their 'wheeze honk' calls can be heard over long distances, leading researchers to suspect the calls play an important role in maintaining social groups. Now, a new study shows that hippos recognize each other's voices. They also respond less aggressively to the calls of a neighbor compared to those of a stranger.
from Latest Science News -- ScienceDaily https://ift.tt/32tRWC3
from Latest Science News -- ScienceDaily https://ift.tt/32tRWC3
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