Eating Up the Food Chain
Eating Up the Food Chain
Watch a predaceous diving beetle dine on a tadpole.
Eating Up the Food Chain
Eating Up the Food Chain

Watch a predaceous diving beetle dine on a tadpole.

Watch a predaceous diving beetle dine on a tadpole.

predation
Gene Regulation Gives Butterflies Their Stunning Looks
Gene Regulation Gives Butterflies Their Stunning Looks
Katarina Zimmer | Nov 14, 2019
Distantly related, lookalike Heliconius species arrive at the same appearance using the same few genes, but regulated differently, according to recent studies.
Image of the Day: On the Attack
Image of the Day: On the Attack
Chia-Yi Hou | Jul 11, 2019
This caterpillar secretes acid to get past the defenses of the plant on which it preys.
Image of the Day: Acoustic Camouflage
Image of the Day: Acoustic Camouflage
Kerry Grens | Nov 14, 2018
Moths’ scales vibrate in the frequency range of bats’ echolocation calls, perhaps helping the insects to avoid predation.
Image of the Day: Plundered Plover
Image of the Day: Plundered Plover
Jef Akst | Nov 9, 2018
Nest predation of shorebirds that raise young in the Arctic are up threefold since the mid-20th century, and climate change may be to blame, according to a study.
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Catherine Offord | Mar 8, 2018
In an unusual evolutionary twist, local stick spiders have come up with an almost identical repertoire of color morphs in multiple locations.
Image of the Day: Beetle Escapes Toad’s Stomach
Image of the Day: Beetle Escapes Toad’s Stomach
The Scientist Staff, The Scientist Staff | Feb 8, 2018
The bombardier beetle forced its devourer to vomit it out by releasing explosive, toxic chemicals.
Evolution’s Quick Pace Affects Ecosystem Dynamics
Evolution’s Quick Pace Affects Ecosystem Dynamics
Jef Akst | Apr 30, 2017
From fish harvests to cottonwood forests, organisms display evidence that species change can occur on timescales that can influence ecological processes.
Dragons on the Hunt
Dragons on the Hunt
The Scientist Staff | Apr 30, 2017
Watch Komodo dragons bring down a buffalo.
Scientists Activate Predatory Instinct in Mice
Scientists Activate Predatory Instinct in Mice
Diana Kwon | Jan 15, 2017
A new study reveals how the amygdala is involved in controlling predatory behavior in mice.