In a new study, published in the journal Animal Behaviour, scientists from the University of Oxford discovered that when a duck gathers visual information with one eye, that short-term information is not available when the other eye controls behavior. How did they find out? By observing how newly hatched ducklings that are shown a substitute mother object with only one eye do not recognize it when they have only the other eye available.
Cowbirds lay their eggs in neighboring nests and abandon the to be raised by surrogate bird parents. Researchers recently spent some attempting to figure out whether the birds know they are different from their adopted families and how they handle it in terms of feeding, mating and flocking.