Search results for Whale

Plants & Animals May 07, 2021

From baby blue-tongues to elephant doulas: Motherhood across the animal kingdom

With Mother's Day around the corner, it's a good opportunity to ask what being a mother looks like across the animal kingdom. Most of us have a solid concept of human motherhood, but in nature maternal care comes in many ...

Ecology May 07, 2021

PCB contamination in Icelandic orcas: A matter of diet

A new study from McGill University suggests that some Icelandic killer whales have very high concentrations of PCBs (polychlorinated biphenyls) in their blubber. But it seems that other orcas from the same population have ...

Evolution May 06, 2021

Comprehensive genetic analyses confirm four different giraffe species and seven subspecies

Visually, they are hardly distinguishable, but genetic analyses show: There are four distinct species of giraffe and seven subspecies. This result was obtained by an international team led by Prof. Dr. Axel Janke from the ...

Plants & Animals May 05, 2021

Cryptic sense of orientation of bats localized: The sixth sense of mammals lies in the eye

Mammals see with their eyes, hear with their ears and smell with their nose. But which sense or organ allows them to orient themselves on their migrations, which sometimes go far beyond their local foraging areas and therefore ...

Ecology May 03, 2021

Lost in the Med: Pacific grey whale ventures far from home

A young grey whale has been sighted off the southern French coast in recent days, lost in the Mediterranean and trying unsuccessfully to make it back to its natural habitat—the northern Pacific—the national network for ...

Plants & Animals Apr 30, 2021

Inside the world of tiny phytoplankton: Microscopic algae that provide most of our oxygen

Phytoplankton are microscopic algae living throughout the ocean's surface waters. They can't swim and are at the mercy of the currents and tides. Despite their small size, phytoplankton enable life in the oceans—and throughout ...

Plants & Animals Apr 29, 2021

Mammals' brains: New research shows bigger doesn't always mean smarter

If a friend boasts of having a "big-brained" dog, your reaction is probably not to ask "relative to what?" You would simply assume your friend thinks their dog is pretty smart. But are we always right to equate big brains ...

Environment Apr 29, 2021

Historic specimens highlight the key role viruses play in Arctic ecosystems

As we continue to manage the ongoing pandemic, the role that viruses play has never been more relevant. They are present and attack pretty much every single living organism, from the biggest whale to the smallest bacteria, ...

Plants & Animals Apr 29, 2021

New study has scientists re-evaluating relative brain size and mammalian intelligence

Scientists from Stony Brook University and the Max Planck Institute of Animal Behavior have pieced together a timeline of how brain and body size evolved in mammals over the last 150 million years. The findings, published ...

Plants & Animals Apr 28, 2021

Marine noise highlights the need to protect pristine Australian waters

New Curtin research has found urgent action is needed to ensure man-made underwater noise in Australian waters does not escalate to levels which could be harmful to marine animals, such as whales, and negatively impact our ...

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