Plants
Meet a scientist tracking cactus poaching in the Atacama Desert
Botanist Pablo Guerrero has been visiting Atacama cacti all his life. They’re not adapting well to a drier climate, booming mining and plant collection.
Plants
More Stories in Plants
- Plants
Projectile pollen helps this flower edge out reproductive competition
With explosive bursts of pollen, male Hypenea macrantha flowers knock some competitors’ deposits off hummingbird beaks before the birds reach females.
- Plants
This tentacled, parasitic ‘fairy lantern’ plant is new to science
The bizarre new plant from Malaysia parasitizes subterranean fungi and only briefly erupts from the soil to flower.
- Life
The largest known genome belongs to a tiny fern
Though 'Tmesipteris oblanceolata' is just 15 centimeters long, its genome dwarfs humans’ by more than 50 times.
- Plants
Plant ‘time bombs’ highlight how sneaky invasive species can be
Sycamore maples and some other plant invaders lurked for centuries before starting to choke out native ecosystems and species.
- Ecosystems
Flowers may be big antennas for bees’ electrical signals
The finding suggests a way for plants to share information about nearby pollinators and communicate when to trigger nectar production.
- Animals
Big monarch caterpillars don’t avoid toxic milkweed goo. They binge on it
Instead of nipping milkweed to drain the plants’ defensive sap, older monarch caterpillars may seek the toxic sap. Lab larvae guzzled it from a pipette.
- Environment
How air pollution may make it harder for pollinators to find flowers
Certain air pollutants that build up at night can break down the same fragrance molecules that attract pollinators like hawk moths to primroses.
- Animals
Giant tortoise migration in the Galápagos may be stymied by invasive trees
An invasion of Spanish cedar trees on Santa Cruz Island may block the seasonal migration routes of the island's giant tortoise population.
- Plants
On hot summer days, this thistle is somehow cool to the touch
In hot Spanish summers, the thistle Carlina corymbosa is somehow able to cool itself substantially below air temperature.
