Are Sea Urchins USING TOOLS?!

Sea urchins are fascinating creatures that use various items from their environment for different purposes. Depending on the species and habitat, they may use these items for sun protection, wave resistance, predator avoidance, or even as a food source. Studies have shown that these behaviors could be considered a form of tool use, highlighting the adaptability and intelligence of sea urchins.

What is one reason sea urchins cover themselves with objects?

• To enhance their appearance

• To attract mates

• To protect themselves from sunlight

• To swim faster

How do collector urchins protect themselves from UV light?

• By growing thicker spines

• By staying in deep water

• By using red plastic pieces

• By hiding under rocks

What is the primary reason green sea urchins cover themselves?

• To weigh themselves down against waves

• To avoid predators

• To attract other sea creatures

• To store food

Why might Antarctic urchins cover themselves?

• To find mates

• To swim faster

• To avoid being seen by predators

• To keep warm

What unique behavior is observed in Kina urchins?

• They sing to communicate

• They build nests

• They change color to blend in

• They use coverings as a food source