Thread: ELI5 Why are some animals eyes all or almost all black and how does that affect their vision?

ELI5 Why are some animals eyes all or almost all black and how does that affect their vision? (by Sparky)

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(29 / M-F / Massachusetts)
25-Oct-19 12:20 pm

ELI5 Why are some animals eyes all or almost all black and how does that affect their vision?

Deer for example.

Source.

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