Bottlenose dolphin moms modify their individually distinctive whistles when their calves are near, a new study suggests.
Sarasota Dolphin Research Program. Photo taken under NMFS MMPA Permit No. 20455
Bottlenose dolphin moms modify their individually distinctive whistles when their calves are near, a new study suggests.
Sarasota Dolphin Research Program. Photo taken under NMFS MMPA Permit No. 20455