Rory Wilson recalls some nervous waterbirds.
“I’ve seen pelicans in Galapagos, in the port,” the Swansea University biologist says. One set of birds was standing by the fish-gutting area and waiting for scraps, while another group stood out of the fray in some nearby bushes. Although both sets of pelicans acted the same, a closer look at the birds waiting for fish scraps revealed that they were quaking slightly. The tips of their wings trembled.
Wilson thinks the tremor in the pelicans