Image: Flickr/Shawn McCready
Even if you haven't watched Star Trek IV, you are probably aware of the fact that cetaceans (whales and dolphins) are among the smartest animals on the planet. In fact, this study suggests that, given a chance, different species of cetaceans may be able to learn to communicate with each other. Scientists noticed that killer whales who had spent time with bottlenose dolphins incorporated more clicking and whistles in their vocalizations than other whales, making their "language" a mashup of the two. In fact, one whale was able to learn the sounds taught to a dolphin trained by people! Although we don't know what these different languages mean, or how much information is being transmitted between the species, it's clear that these animals are motivated to learn to make each other's sounds. And who knows, they may be teaming up to contact aliens after all!
Differences in ...