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Evolution Jul 18, 2024

Of ants and trees: 'Evolutionary déjà vu' in the tropical rainforest

Ants are famous for their regimented and complex social behaviors. In the tropics, they are also famous for forming mutualisms with plants. Certain species of trees have conspicuous hollow swellings that house ants, often ...

Plants & Animals Jul 17, 2024

Japanese honeybees slap nest-invading ants with their wings to knock them away

A trio of environmental specialists at the National Institute for Environmental Studies, in Japan, has found that Japanese honeybees sometimes resort to slapping ants with their wings to prevent their entry into their nest.

Plants & Animals Jul 16, 2024

Asexual reproduction usually leads to a lack of genetic diversity. Not for these ants

Genetic diversity is essential to the survival of a species. It's easy enough to maintain if a species reproduces sexually; an egg and a sperm combine genetic material from two creatures into one, forming a genomically robust ...

Plants & Animals Jul 12, 2024

Social contagion research explores how ant colonies regulate group behaviors

In the world of social creatures, from humans to ants, the spread of behaviors through a group—known as social contagion—is a well-documented phenomenon. This process, driven by social imitation and pressure, causes individuals ...

Plants & Animals Jul 2, 2024

Ants perform amputations to save injured nestmates

Saving lives through surgery is no longer exclusive to humans. In a study published July 2 in the journal Current Biology, scientists detail how Florida carpenter ants, a common, brown species native to its namesake, selectively ...

Plants & Animals Jun 27, 2024

Invasive ants spread by hitchhiking on everyday vehicles

Insects are masters of transportation and get around by flying, crawling, swimming, burrowing, and even gliding. Now, ants have been observed using a new method of getting around: hitchhiking. These social insects pack up ...

Plants & Animals Jun 18, 2024

High fliers: Pleasure-seeking parrots are using aromatic plants, stinky ants and alcohol to preen themselves

Birds have been known to seek out pungent chemicals for various reasons. Some consume fermented fruits with gusto and suffer the ill effects. Others expose themselves to ants, but only the stinky kind. These ants produce ...

Plants & Animals Jun 17, 2024

Beetles conquered Earth by evolving their own biochemical laboratory, new study finds

As organisms diversified on planet Earth, some branches of the tree of life became exceptionally diverse, others far less so. Still others went extinct. Why evolution favored certain groups over others is a long-standing ...

Evolution Jun 17, 2024

Researchers discover that ants from millions of years ago used the same sensory organs as modern ants

A multidisciplinary team of scientists from several institutions in Japan, working with colleagues at the American Museum of Natural History, has found evidence that some types of ants that lived during the Cretaceous Period ...

Plants & Animals Jun 12, 2024

Ants detect and monitor low levels of moonlight to navigate at night, new study shows

Nocturnal bull ants can use low-level moonlight to navigate at night, according to new research.

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