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Plants & Animals 22 hours ago

Egg-sucking sea slug from Florida's Cedar Key named after Muppets creator Jim Henson

Feet from the raw bars and sherbet-colored condominiums of Florida's Cedar Key, researchers discovered a new species of egg-sucking sea slug, a rare outlier in a group famous for being ultra-vegetarians.

Cell & Microbiology 22 hours ago

Size matters: New data reveals cell size sparks genome awakening in embryos

Transitions are a hallmark of life. When dormant plants flower in the spring or when a young adult strikes out on their own, there is a shift in control. Similarly, there is a transition during early development when an embryo ...

Ecology Jun 13, 2019

Environmental oxygen triggers loss of webbed digits

Free fingers have many obvious advantages on land, such as in locomotion and grasping, while webbed fingers are typical of aquatic or gliding animals. But both amphibians and amniotes—which include mammals, reptiles, and ...

Ecology Jun 14, 2019

Flickering sky islands generate andean biodiversity

A new video shows how climate change connected and disconnected Andean "sky islands" during the past million years. The innovative mathematical model used to make the video was based on fossil pollen records and shows how ...

Plants & Animals Jun 13, 2019

The power of a love song: Dopamine affects seasonal hearing in fish and facilitates mating

Many people associate dopamine with reward or attention. Some might think of the part it plays in addiction, or Parkinson's disease, which kills off dopamine-making neurons.

Ecology Jun 03, 2019

An island haven for frogs in a sea of extinctions

New Guinea is one of the only places in the world where frogs are safe from the species-destroying chytrid fungus. An international team of scientists has published a new paper that shows how to keep it that way, but they ...

Ecology May 24, 2019

Colombian breeds rare frogs to undermine animal traffickers

In a small farmhouse surrounded by cloud forest, Iván Lozano inspects dozens of glass containers that hold some of the world's most coveted frogs.

Plants & Animals Jun 11, 2019

Poison dart frog brains can hold a mental map

Frogs aren't meant to be able to store a mental map in their brains. 20 years ago, Lainy Day from the University of Mississippi, USA, tested the place memory of amphibians and lizards, but none appeared capable of forming ...

Plants & Animals Jun 04, 2019

Frogs find refuge in elephant tracks

Frogs need elephants. That's what a new WCS-led study says that looked at the role of water-filled elephant tracks in providing predator-free breeding grounds and pathways connecting frog populations.

Plants & Animals May 23, 2019

Study shows temperature alters developing nervous system in frogs

Can the environment affect how the spinal cord develops specialized circuitry, or is that process hardwired, following prescribed genetic instructions turned on early in the embryo?

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