image: Two Delphinus delphis swimming slowly on a calm day in the Southern California Bight. This material relates to a paper that appeared in the 18 Oct. 2017, issue of Science Advances, published by AAAS. The paper, by R.I. Ruiz-Cooley at San Jose State University in Moss Landing, Calif., and colleagues was titled, "Temporal variation in pelagic food chain length in response to environmental change." view more
Credit: [Credit: Alisa Schulman-Janiger]