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Marine Biology

Influenced by light, biological rhythms say a lot about health

Categories Bloggers

Scientists have long debated whether comb jellies (left) or sponges (right) are the sister group to all other animals. A detailed comparison of the chromosomes of these and other animals to the chromosomes of three single-celled non-animal groups finally resolves the question. (Photos courtesy of MBARI)

What did the earliest animals look like?

Categories Life & Non-humans

Fewer births due to lack of food are bad news for the right whale species

Right whales losing serious weight due to climate change

Categories Earth, Energy & Environment, Life & Non-humans

Sea skater Taken in the Zoologische Staatssammlung München Halobates keyanus; Eschscholtz, 1822; Meerwasserläufer

Insects Shun Sea Life, Prefer Land’s Oxygen Buffet

Categories Life & Non-humans

Underwater shot of seaweed

How seaweed has been misleading scientists about reef health

Categories Earth, Energy & Environment

Elephant seals asleep on land

Elephant seals drift off to sleep while diving far below the ocean surface

Categories Brain & Behavior, Life & Non-humans

Bottom contact behaviour documented with CATS camera. Screen shots showing an accompanying whale on its back during sand rolling (a1) and an accompanying whale moving its pectoral fin over the substrate from tag a (a2). Sand rolling performed by an accompanying whale during deployment of tag (b) and the tagged individual using its pectoral fin before rolling on its back from tag (c)

Whales stop by Gold Coast bay for day spa fix with full body scrubs

Categories Life & Non-humans

Sailfish

Watch the fastest fish in the world hunt its prey – for the first time

Categories Life & Non-humans

Traditional cooperative fishing between Lahille's bottlenose dolphins and artisanal net-casting fishers in Laguna, Brazil.

Fishing in synchrony brings mutual benefits for dolphins and people

Categories Life & Non-humans, Social Sciences

The light purple fish in the lower left of this photo is Pyrolycus jaco, a newly identified species of eelpout. It’s shown here among mussels and tubeworms at the Jacó Scar hydrothermal seep. Image credit: ROV SuBastian/Schmidt Ocean Institute

New Species of Deep-Sea Fish Discovered off Costa Rica

Categories Life & Non-humans

Deep-sea Soot

Categories Bloggers

Nanomia bijuga, a marine animal related to jellyfish, swims via jet propulsion.

Gelatinous animals are inspiring underwater vehicle design

Categories Life & Non-humans, Physics & Mathematics, Technology

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