There are millions of species of plants and animals that haven't been discovered yet.
Generally, people are unable to characterize even the existing species.This animal that may look like a killer whale at the first glance will surely surprise you.
Looks may be deceiving!
Only 6 of them had been studied by scientists till now.
It's not surprising to find them in a large group of 60 species.
Males are smaller than females. The dolphins love to prey upon squids.
There are nearly 140,000 species of hourglass dolphins present in the waterways of New Zealand, South America and Antarctica.
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