Mental Floss

CONSERVATION

Cliff via Wikimedia Commons // CC BY 2.0

Human-Made Noise May Interfere with Panda Sex

Keep it down.

Charles W. Hardin, Wikipedia//CC BY 2.0

Rare Sumatran Rhinoceros Spotted in Indonesia for the First Time in 40 Years

Thanks to hunting and habitat loss, there are fewer than 100 of the animals left in the world.

Getty Images

Where to See the Monarch Butterflies Wintering in California Before They Leave

Thousands of orange and black butterflies are clustering for warmth amidst stunning scenery.

Passilongo et al. Frontiers in Zoology

Counting Wolves by Looking at Their Howls

Biologists think that images like these, which let them look at wolf howls instead of just listening to them, might help them better protect wolves.

Shark Defenders

Kids Help Save the Oceans With Shark Stanley

The cartoon hammerhead helps protect endangered sharks one smile at a time.

iStock

6 Audacious Efforts to Save Endangered Rhinos

Drones, armed guards, and international relocation are helping to protect rhinos from poachers.

Source, Wikipedia // Public Domain

Could a Seed Bank Be Called Into Action to Save Florida’s Orange Trees?

A fast-spreading bacterial disease might someday destroy the citrus industry.

Getty Images

13 Photos of California's Devastating Drought

2015 marks California’s fourth consecutive year of drought.

Wikimedia Commons // Public Domain

Vladimir Nabokov's Karner Blue Butterfly Makes a Comeback

It's not the resurrection of the waxwing slain by the false azure in the windowpane, but it's pretty close.

Colleen Kimmett

Meet the Chainsaw Environmentalist

When illegal palm trees are planted in protected Indonesian forest, Rudi Putra grabs a chainsaw.

Scientists Aren't Releasing the Colombian Cocaine Moths Just Yet

Saving A Snake in Disguise

istock

Vultures Find Food With a Little Help From Their Friends

Sarah Knutie, University of Utah

Galapagos Birds Beat Bloodsuckers with Pesticide-Lined Homes

In the 1990s, the fly Philornis downsi was accidentally introduced to the Galapagos Islands, probably in a shipment of fruit. The adult flies are harmless enough as invaders go, but their kids are a real problem for the islands’ native birds, some of whic