Ecosystems
Food chains in Caribbean coral reefs are getting shorter
Shorter food chains could mean reefs are less able to weather changes in food availability, threatening an already vulnerable ecosystem.
Shorter food chains could mean reefs are less able to weather changes in food availability, threatening an already vulnerable ecosystem.
We summarize the week's scientific breakthroughs every Thursday.
Apes, like humans, are capable of pretend play, challenging long-held views about how animals think, a new study suggests.