Search results for Sharks

Ecology Jun 14, 2024

Sharks have depleted functional diversity compared to the last 66 million years, study finds

New research by Swansea University and the University of Zurich has found that sharks retained high levels of functional diversity for most of the last 66 million years, before steadily declining over the last 10 million ...

Plants & Animals Jun 13, 2024

Advances in techniques used to identify sharks and rays is not preventing trade and increase in extinction risk: Study

The most advanced molecular techniques contribute significantly to the identification of endangered sharks, rays and skates, collectively known as elasmobranchs, and are therefore fundamental to the enforcement of the laws ...

Plants & Animals Jun 12, 2024

Advanced underwater robots discover deep-sea squid that broods giant eggs

The deep sea is the largest living space on Earth, but many of the animals and habitats far beneath the ocean's surface remain shrouded in mystery. MBARI's advanced underwater robots, including remotely operated vehicles ...

Plants & Animals Jun 10, 2024

Study finds juvenile dolphins who play together are more successful as adults

Juvenile social play predicts adult reproductive success in male bottlenose dolphins, a new study has found.

Environment Jun 10, 2024

Researchers measure the cost of unsustainable industrial fishing on coastal communities—and it's vast

Shark finning—the practice of removing the fins from a captured shark and discarding the rest, often still alive, back into the ocean—is banned in many countries due to its inhumane and unsustainable nature. However, ...

Ecology Jun 10, 2024

Novel genetic clock discovers oldest known marine plant: Seagrass clone in the Baltic sea is more than 1,400 years old

Using a novel genetic clock, a team of researchers from Kiel, London, Oldenburg, and Davis, California, has determined the age of a large marine plant clone for the first time. This seagrass clone from the Baltic Sea dates ...

Ecology Jun 6, 2024

How do you know where a fish goes? Scientists address gaps in marine animal tracking data

When scientists want to study the long-distance movement of marine animals, they will instrument them with a small device called an acoustic transmitter—or tag—which emits unique signals or "pings." These signals are ...

Plants & Animals Jun 6, 2024

Tiger shark vomits echidna, shocking Australian scientists

A tiger shark has surprised Australian scientists on an ocean research trip by regurgitating a spiky land-loving echidna in front of them.

Paleontology & Fossils Jun 5, 2024

Fishy mystery of Bristol marine reptile solved

The identity of a local prehistoric marine reptile has finally been revealed after experts discovered that some of its remains actually belonged to fish.

Paleontology & Fossils Jun 4, 2024

Gigantic Jurassic pterosaur fossil unearthed in Oxfordshire, UK

A team of paleontologists has discovered a fossil of a gigantic flying reptile from the Jurassic period with an estimated wingspan of more than three meters—making it one of the largest pterosaurs ever found from that era.

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