About 5 percent of crows will attempt to copulate with other crows that have joined the choir invisible.
A study of human–mammal interaction across the globe found animals are more prone to take to the night around humans. Jason G. Goldman reports.
Most invertebrates get smaller on average in cities, although a few very mobile species respond to urbanization by growing.
Hippo poop is piling up in Tanzania’s freshwater fisheries—which is bad news for biodiversity, and deleterious for the dinner plate. Jason G. Goldman reports.
Sea lions and fur seals in Uruguay have become a tourist attraction—but the animals have become less, not more, accepting of humans. Jason G. Goldman reports.
Hunting regulations in Sweden prohibit killing brown bear mothers in company of cubs—causing mama bears to care for their young longer. Jason G. Goldman reports.
In a study of children interacting with toy animals Native American kids and non-Native kids imagined the animals very differently.
Lawns mowed every two weeks hosted more bees than lawns mowed every three weeks. Jason G. Goldman reports. ...
Humans may be driving large mammals to extinction
Non-native milkweed species planted in the southern U.S. could harm monarch butterflies as temperatures rise. Jason G. Goldman reports.
Rather than always making the same call in response to the same stimuli, North Atlantic right whales are capable of changing their vocalizations.
Native American kids and non-Native kids conceptualize wild animals differently
Ravens produce different types of calls depending on their age and sex—which might help ravens size up other individuals. Jason G. Goldman reports.
Lemurs consume far less fruit than other primates
For blue tits, timing can be a factor in whether they remain together or part ways
Areas of Kenya without large wildlife saw tick populations rise as much as 370 percent—meaning more danger to humans. Jason G. Goldman reports.
Having lions and giraffes together in protected areas means far lower survival rates for juvenile giraffes. Jason Goldman reports.
The apes may focus on dominance rather than morality when it comes to interpreting social behaviors
It takes months for members of a mongoose breeding society to trust newcomers with important tasks like watching for predators. Jason G. Goldman reports.
Leopard geckos compensate for the lost appendage’s movement