Published on June 24, 2024 at 3:48 p.m. / Modified on June 24, 2024 at 3:48 p.m.
When they cry, babies scream their identity in our ears. Like non-human animals, their cries contain a vocal signature that allows parents to pick them out by ear, even in a crowd, and run to meet their needs. Coming out of the water, it is also thanks to the sounds emitted by its offspring that the sea lion joins its lost young in the mass of some 1000 other pinnipeds basking on the beach.
But what happens when you have not one, but several offspring from the same litter and crying together? Are the little one’s vocalizations still as effective in attracting his mother’s attention?
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