Hedgehogs are one of the odd-looking mammals out there, with their pointed noses and spiky spines covering their body.

Are echidnas related to hedgehogs or porcupines? No, echidnas aren't closely related to hedgehogs or porcupines. While all of these animals have spines or quills, they are very different.

“Hedgehogs” image by Viktoria Danielová via Pexels The average adult hedgehog has between 5,000 and 7,000 spines covering its back and sides. Each spine is actually a modified hair made of keratin—the ...

Organ Pipe Cactus National Monument in Arizona sits along a primary migratory flyway for birds stopping during their long journeys elsewhere. Birders, photographers, and those who simply enjoy ...

In part to mark 30 years since Aryton Senna won the famous Sega trophy at the European Grand Prix, which was also dubbed the Sonic Grand Prix.

Save on high-speed Steamdeck and ROG Ally storage, premium seating, and a fully loaded gaming PC. These deals cover ...

Most synapses form on small, specialized postsynaptic structures known as dendritic spines1. The influx of Ca2+ ions into such spines—through synaptic receptors and voltage-sensitive Ca2 ...

A Tucson pet shop owner said he expects to have hedgehogs available for customers soon. “I’m getting 15 of them in this month,” said Kenneth MacNeil, owner of An Exotic Pet Shop at 3115 N.

Molecular signals after severing an axolotl arm direct the remaining cells how to regrow the limb, offering potential ...

Read the latest medical research on healthy bone and spine development. Find out about spinal problems and new treatment options.