Spines

Do you know why cacti have spines?

Sea urchins have spines.

A thistle is like a prickly person, lots of spines.

Time gives us roses, but it also gives us spines.

This cactus looks soft and fuzzy, but you shouldn't touch it because its spines are very sharp and will get stuck in your hand.

"Do you know why cacti have spines?" – "So that I can poke you in the bum with them!"

Are sea urchin spines easy to remove?

The noises sent shivers down Ziri's spines.

Stefan's stare sent shivers down both our spines.

Hedgehogs curl into a ball and puff out their spines when threatened.