Ecosystems
- Animals
Watch male cuttlefish fight over a female in the wild
For the first time, researchers have observed the competitive mating behaviors of the European cuttlefish in the field.
- Animals
Seabirds use preening to decide how to divvy up parenting duties
Seabirds in poor condition may communicate this information to their partner by delaying or withholding preening.
- Climate
Lakes worldwide feel the heat from climate change
Lakes worldwide are warming with consequences for every part of the food web, from algae, to walleye, to freshwater seals.
- Ecosystems
Hawk moths convert nectar into antioxidants
Hawk moths use their sugary diet to make antioxidants that protect their muscles.
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- Ecosystems
Volcanic eruptions nearly snuffed out Gentoo penguin colony
Penguin poop dumps data on how a Gentoo colony responded to ancient volcanic eruptions.
- Ecosystems
Volcanic eruptions nearly snuffed out Gentoo penguin colony
Penguin poop dumps data on how a Gentoo colony responded to ancient volcanic eruptions.
- Climate
The Great Barrier Reef is experiencing a major coral bleaching event right now
A second coral bleaching event has struck the Great Barrier Reef in 12 months, new observations reveal, raising concerns about the natural wonder’s future.
- Animals
First fluorescent frogs might see each others’ glow
A polka dot frog, the first known fluorescent amphibian, may get a visibility boost in twilight and moonlight.
- Oceans
Thinning ice creates undersea Arctic greenhouses
Arctic sea ice thinned by climate change increasingly produces conditions favorable for phytoplankton blooms in the waters below, new research suggests.
- Animals
Tool use in sea otters doesn’t run in the family
A genetic study suggests that tool-use behavior isn’t hereditary in sea otters, and that only some animals need to use tools due to the type of food available in their ecosystem.
- Ecosystems
A king snake’s strength is in its squeeze
King snakes feast on other, larger snakes, perhaps thanks to superior constricting abilities, new research suggests.
