8,270 results
8,270 results for: Fish
- Animals
Colorful pinwheel puts a new spin on mouse pregnancy
Among the winners of the 2017 Wellcome Image Awards is a rainbow of mouse placentas that shows how a mother’s immune system affects placental development.
- 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.
- Environment
Most fish turned into fishmeal are species that we could be eating
Millions of tons of food-grade fish are turned into fishmeal for aquaculture and agriculture.
- Paleontology
Identity of ‘Tully monster’ still a mystery
Paleontologists challenge whether the Tully monster actually was a vertebrate because it lacks key vertebrate structures.
- Ecosystems
Invasive species, climate change threaten Great Lakes
In The Death and Life of the Great Lakes, a journalist chronicles the lakes’ downward spiral and slow revival.
- Ecosystems
Seagrasses boost ecosystem health by fighting bad bacteria
Seagrasses might reduce bacteria levels in ocean water.
- Animals
Young penguins follow false food cues
Juvenile African penguins are being trapped in barren habitats, led astray by biological cues that are no longer reliable because of human activity.
- Science & Society
White House budget plan would slash science
President Donald Trump’s budget proposal for fiscal year 2018 includes some big cuts for science.
- Animals
Dragonfish opens wide with flex neck joint
New study reveals anatomical secrets of mysterious deep ocean fish.
- Paleontology
Fossil shows that ancient reptile gave live birth
A new fossil shows that a prehistoric reptile may have given birth to live young, unlike its egg-laying descendants, birds and crocodiles.
- Genetics
Number of species depends how you count them
Genetic evidence alone may overestimate numbers of species, researchers warn.
- Oceans
Fleeting dead zones can muck with seafloor life for decades
Low-oxygen conditions can fundamentally disrupt seafloor ecosystems and increase carbon burial, new research shows.
