In the course of experiments to test how well commercial bumblebees pollinate early spring crops, researchers made a surprising discovery: dead wild bumblebee queens in the hives, an average of 10 per nest box.
Ecology
Feb 6, 2023
0
1108
Hummingbirds are some of the most brightly-colored things in the entire world. Their feathers are iridescent— light bounces off them like a soap bubble, resulting in shimmering hues that shift as you look at them from different ...
Evolution
Jan 10, 2020
0
723
A trio of evolutionary biologists, two with Carleton University, the other with Seoul National University, has apparently solved the paradox of aposematism—how animals managed to evolve with bright colors to warn predators ...
High up in a tree sits a bright red vermilion flycatcher. The males of this songbird species use their red feathers to attract females. Meanwhile, an Arizona mountain kingsnake slithers among the rocks below. Its vivid red, ...
Evolution
Oct 18, 2022
0
109
Located in the constellation of Virgo (The Virgin), around 50 million light-years from Earth, the galaxy NGC 4535 is truly a stunning sight to behold. Despite the incredible quality of this image, taken from the NASA/ESA ...
Astronomy
Jan 25, 2021
0
32
Biodiversity hotspot Madagascar is one of the world's biggest islands, and home to some of its biggest insects. Now German scientists have discovered two new species of giant stick insect, living only in the dry forests of ...
Plants & Animals
Apr 2, 2019
0
758
Some of America's favorite Independence Day fireworks emit lead, copper, and other toxins, a new study suggests. These metals, which are used to give fireworks their vibrant color, also damage human cells and animal lungs.
Environment
Jul 2, 2020
4
68
For a few months now, I've been treating six-year-old Samuel, who has the beginnings of myopia. He's very quick for his age and often asks me questions about tests I give him, and about what I see inside his eyes.
Plants & Animals
Sep 5, 2023
0
2
Bright colors are often considered an evolutionary tradeoff in the animal kingdom. Yes, a male peacock's colorful feathers may help it attract a mate, but they also make it more likely to be seen by a hungry jungle cat. Jewel ...
Plants & Animals
Jan 23, 2020
0
135
A new study shows Australian magpie-larks may use a ventriloquial illusion to make their vocal duets more threatening.
Plants & Animals
Jul 14, 2022
0
40
