Populations of western burrowing owls (Athene cunicularia hypugaea) appear to have declined in many portions of their range. A standardized survey and monitoring program is not available to quantify ...

According to past research, parrots that can mimic human language depending on their type have been found to have high intelligence, such as ' learn how to make and use tools from peers.' Experiments ...

Animals living in groups make movement decisions that depend, among other factors, on social interactions with other group members. Our present understanding of social rules in animal collectives is ...