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283 Results From "marine mammal "

A bat sea star on a dark background.

The blueprints for early organs may be hiding in sea stars

By Laura Baisas

a humpback whale breaching the surface of the water with its mouth open

Baleen whales have an ‘oral plug’ to help them guzzle down food without choking

By Kate Baggaley

Environmental DNA is everywhere. Scientists are gathering it all.

Environmental DNA is everywhere. Scientists are gathering it all.

By Peter Andrey Smith/Undark

robotic buoy floating in ocean

Whale-monitoring robots are oceanic eavesdroppers with a mission

By Charlotte Hu

Members of the Dutch Tall Ship Oosterschelde wave goodbye from the quay in Rotterdam on August 4, 2023. The Rotterdam ship departs for a two-year world tour that scientist Charles Darwin made two centuries ago.

Mission to recreate Darwin’s scientific Beagle voyage sets sail

By Laura Baisas

Paramecium bursaria under a microscope. All creatures whose cells house a nucleus, including Paramecium bursaria, can be traced back to a common ancestor called the Last Eukaryotic Common Ancestor (LECA).

Newfound single-celled hunters may have been Earth’s first-ever predators

By Laura Baisas

A tiny fish is more genetically diverse than we thought. Here’s why that matters.

A tiny fish is more genetically diverse than we thought. Here’s why that matters.

By Brian Owens / Hakai Magazine

bottlenose dolphins

Manmade pollutants could be harming marine mammals more than we think

Whitespotted eagle ray swimming in the ocean.

Scientists test different gear for protecting clams from ‘crunching’ rays

By Laura Baisas

The mysterious ‘Tully monster’ didn’t have a spine after all

The mysterious ‘Tully monster’ didn’t have a spine after all

By Jamie Helmick

wall of taxidermy animals and skeletons

Humans are dangerous predators because we love collecting weird animals

By Emily Harwitz / Hakai Magazine

Ankylosaur in blue floatie and life vest riding the ocean waves. Prehistoric trees and a full moon are in the background. Illustrated.

Why dinosaurs were terrible swimmers

Sea otters defy our understanding of metabolism

Sea otters defy our understanding of metabolism

By Kate Baggaley

Biologists vastly underestimated how much whales eat and poop

Biologists vastly underestimated how much whales eat and poop

By Philip Kiefer

Mass die-offs in marine mammals are accelerating, and climate change will only make it worse

By Kate Baggaley

Mother and baby killer whale swimming in ocean with mountains in the background.

These killer whales go through menopause

A deer looks down a snowy trail at two women walking.

The animal kingdom is full of coronaviruses. Here’s what that means for COVID’s future.

By Philip Kiefer

A photo of salmon in the water.

There are too many pink salmon in the Pacific

By Miranda Weiss / Hakai Magazine

Protecting wildlife starts with securing land for animals to roam

Protecting wildlife starts with securing land for animals to roam

By David Jachowski/The Conversation

Artist’s impression of Cryptovaranoides when it was alive

A key to lizard evolution was buried in a museum cupboard for 70 years

By Laura Baisas

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a bald eagle on a nest

Jackie the bald eagle’s blood values drop again, still in critical condition

By Laura Baisas

NASA’s Voyager 2 spacecraft, depicted in this artist’s concept, has enough power to continue operating three science instruments in interstellar space longer than anticipated thanks to some clever engineering by the mission team.

NASA successfully gives Voyager 2 another year of life

a baby sea turtle in the sand

What to do if you find a baby turtle

By Margherita Bassi

Close up of ancient Roman stone tablet inscribed with tax corruption decree

In ancient Rome, tax fraud was punishable by death