60-Second Science

To make it in urban areas, birds tend to be either large-brained and able to produce few offspring or small-brained and extremely fertile. In natural habitats, most birds brains are of average size. Learn more about your ad choices. Visit megaphone.fm/adchoices

The diets of coyotes vary widely, depending on whether they live in rural, suburban or urban environments—but pretty much anything is fair game. Learn more about your ad choices. Visit megaphone.fm/adchoices

The bilateral organism crawled on the seafloor, taking in organic matter at one end and dumping the remains out the other some 555 million years ago. Learn more about your ad choices. Visit megaphone.fm/adchoices

Here are a few brief reports about science and technology from around the planet, including one about the discovery of an intact chicken egg dating to Roman Britain. Learn more about your ad choices. Visit megaphone.fm/adchoices

By entering your health status, even if you’re feeling fine, at the Web site COVID Near You, you can help researchers develop a nationwide look at where hotspots of coronavirus are occurring. Learn more about your ad choices. Visit megaphone.fm/adchoices

When vampire bats feel sick, they still engage in prosocial acts such as sharing food with nonrelatives. But they cut back on grooming anyone other than their closest kin. Learn more about your ad choices. Visit megaphone.fm/adchoices

Listen in as I use two calculators to track the difference in numbers of infections over a short period of time, depending on how many people each infected individual infects on average. Learn more about your ad choices. Visit megaphone.fm/adchoices

They’re not born pregnant like tribbles, but swamp wallabies routinely get pregnant while pregnant. Learn more about your ad choices. Visit megaphone.fm/adchoices

Ocean plastic gets covered with algae and other marine organisms, making it smell delicious to sea turtles—with potentially deadly results. Learn more about your ad choices. Visit megaphone.fm/adchoices

The growth layers in a 70-million-year-old clam shell indicate that a year back then had more than 370 days, with each day being only about 23.5 hours. Learn more about your ad choices. Visit megaphone.fm/adchoices