What dolphin diets reveal about climate change's effects off the California coast
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California Bight |
Scientists studying dolphins dining off the California coastline have found that the marine food web is starting to look a little threadbare. The length of food chains in that web appears to have gotten shorter in response to environmental changes — such as those caused by El Niño events.
Two Delphinus delphis swimming off the coast of Southern California. (Alisa Schulman-Janiger)