This Spiky Sight video also includes:
Can an organism with no eyes still see? As it turns out for the purple sea urchin, the answer is yes. In a short video, scientists explain why they believe that some sea urchins can use their spikes to visually sense the environment.
3 Views 8 Downloads NGSS: Adaptable
- Interesting and informative in just a minute and a half
- Examines the evidence supporting the claim
- Shows a unique adaptation
- No supporting lessons or activities