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Zoology 211Ʊ
October 28, 2020

Top Headlines
 

Leaving More Big Fish in the Sea Reduces Carbon Dioxide Emissions

Leaving more big fish -- like tuna, sharks, mackerel and swordfish -- in the sea reduces the amount of carbon dioxide released into the Earth's atmosphere. This is because when a fish dies in the ...

Multi-Drone System Autonomously Surveys Penguin Colonies

A new multi-drone imaging system was put to the test in Antarctica. The task? Documenting a colony of roughly 1 million Adélie ...

Mountain Gorillas Are Good Neighbors Up to a Point

Mountain gorilla groups are friendly to familiar neighbors - provided they stay out of 'core' parts of their territory - new research ...

Antarctica Yields Oldest Fossils of Giant Birds With 21-Foot Wingspans

Some of the largest birds in history, called pelagornithids, arose a few million years after the mass extinction that killed off the dinosaurs and patrolled the oceans with giant wingspans for some ...
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Earlier Headlines
 

DNA in Fringe-Lipped Bat Feces Reveals Unexpected Eating Habits

By examining the guano of the fringe-lipped bat (Trachops cirrhosus), biologists encountered surprising results about its eating habits and foraging ...

These Two Bird-Sized Dinosaurs Evolved the Ability to Glide, but Weren't Great at It

Despite having bat-like wings, two small dinosaurs, Yi and Ambopteryx, struggled to fly, only managing to glide clumsily between the trees where they lived, researchers report. Unable to compete with ...

Social Life as a Driving Factor of Birds' Generosity

Taking a look at generosity within the crow family reveals parallels with human evolution. Working together to raise offspring and increased tolerance towards group members contribute to the ...

Management of Exploited Transboundary Fish Stocks Requires International Cooperation

Marine fish species are migratory in nature and not respectful of human-made territorial boundaries, which represents a challenge for fisheries management as policies tend to focus at the national ...

Animal-Based Research: New Experimental Design for an Improved Reproducibility

In research, the results of studies must be precise and reproducible. Behavioral scientists have been able to demonstrate that a new experimental design can improve the reproducibility and validity ...

Legacy Pollutants Found in Migratory Terns in Great Lakes Region

Chemicals that haven't been manufactured in the U.S. for years or even decades are still turning up in the bodies of migratory terns in the Great Lakes region, a new study finds. The research ...

Lily the Barn Owl Reveals How Birds Fly in Gusty Winds

Scientists have discovered how birds are able to fly in gusty conditions - findings that could inform the development of bio-inspired small-scale ...

Newly Discovered Gene May Give 'Sea Pickles' Their Glow

A new study describes a bioluminescent gene that could be the reason that so-called 'sea pickles,' or pyrosomes, an underwater free-floating colony of thousands of tiny animals, reverberate ...

Childlessness by Circumstance

In birds and other species alike, pairs can face considerable difficulties with reproduction. Scientists have now shown in an extensive analysis of 23,000 zebra finch eggs that infertility is mainly ...

Management of a Popular Game Fish, the Smallmouth Bass

For recreational fishing enthusiasts, the thrill of snagging their next catch comes with discovering what's hooked on the end of the line. In many freshwater streams and rivers -- across the ...

Immune Protein Orchestrates Daily Rhythm of Squid-Bacteria Symbiotic Relationship

New research has revealed that, in the mutually beneficial relationship between with the Hawaiian bobtail squid and the luminescent bacterium, Vibrio fischeri, an immune protein called ...

Light Pollution Alters Predator-Prey Interactions Between Cougars and Mule Deer in Western US

A new study provides strong evidence that exposure to light pollution alters predator-prey dynamics between mule deer and cougars across the intermountain West, a rapidly growing region where ...

Odors as Navigational Cues for Pigeons

Volatile organic compounds identified that can be used for olfactory navigation by homing ...

Early-Arriving Endangered Chinook Salmon Take the Brunt of Sea Lion Predation

A new study found that sea lions have the largest negative effect on early-arriving endangered Chinook salmon in the lower Columbia ...

Losing Flight Had Huge Benefits for Ants

Researchers have taken detailed scans of worker ants to examine the hypothesis that the loss of flight is directly connected to the evolution of ...

Mystery Over Decline in Sea Turtle Sightings

The number of sea turtles spotted along the coasts of the UK and Ireland has declined in recent years, researchers ...

Marine Protected Area Urged for Antarctica Peninsula

Species on the Antarctic Peninsula are threatened by climate change and human activities including commercial fishing, tourism, and research ...

World's Greatest Mass Extinction Triggered Switch to Warm-Bloodedness

Mammals and birds today are warm-blooded, and this is often taken as the reason for their great ...

Protecting Ecologically Important Krill in the Southern Ocean from Overfishing

Although the krill catch is regulated, caution is required to avoid endangering the population itself and the species that depend on it, warns a group of krill ...

Bats Save Energy by Reducing Energetically Costly Immune Functions During Annual Migration

A team of scientists led by the Leibniz Institute for Zoo and Wildlife Research (Leibniz-IZW) investigated whether and how the immune response changes between pre-migration and migration seasons in ...

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