Fishhook Barrel Cactus Spines - Stock Image - C017/3236 - Science

Close up spines fishhook cactus hi-res stock photography and images - Alamy

Most cactus spines are fairly straight, but the fishhook barrel cactus has spines curved into a fishhook shape (I don't mean barbs). Are there any good ideas why that shape evolved?

Ferocactus wislizeni - Fishhook Barrel Cactus, Arizona Barrel Cactus Candy Barrel Cactus, Southwestern Barrel Cactus, פרוקקטוס ויסליצן, פרוקקטוס וויסליץ

Fishhook barrel cactus hi-res stock photography and images - Alamy

Most cactus spines are fairly straight, but the fishhook barrel cactus has spines curved into a fishhook shape (I don't mean barbs). Are there any good ideas why that shape evolved?

399 Fishhook Cactus Stock Photos - Free & Royalty-Free Stock Photos from Dreamstime

Fishhook Cactus Stock Photos - 663 Images

Fishhook Barrel Cactus Stock Photos - 420 Images

Fishhook Barrel Cactus Stock Photos - 420 Images

399 Fishhook Cactus Stock Photos - Free & Royalty-Free Stock Photos from Dreamstime