Welcome to DU! The truly grassroots left-of-center political community where regular people, not algorithms, drive the discussions and set the standards. Join the community: Create a free account Support DU (and get rid of ads!): Become a Star Member Latest Breaking News General Discussion The DU Lounge All Forums Issue Forums Culture Forums Alliance Forums Region Forums Support Forums Help & Search

Tanuki

(14,910 posts)
Tue Sep 7, 2021, 05:09 PM Sep 2021

Owl eye butterflies



https://www.nhm.ac.uk/discover/spotlight-owl-butterfly.html



..."Researchers think the dark owl eyes on its wings are a case of camouflage, warding off predators by confusing them. Animals and small birds hesitate or flee when they see the face of a potential predator, allowing the butterfly to escape.

With a wingspan of up to 20 centimetres, the species is the largest butterfly in the Americas, and is easy to spot in butterfly houses, where they certainly make their presence known.
...

Caterpillars of the species are similarly impressive, reaching 15 centimetres in length.

They have horns on their heads and small forked tails, resembling huge slugs with black spikes along the spine.

The caterpillars feed on banana trees and sugar cane, and eat so much they are considered a pest around plantations."...(more)

4 replies = new reply since forum marked as read
Highlight: NoneDon't highlight anything 5 newestHighlight 5 most recent replies
Owl eye butterflies (Original Post) Tanuki Sep 2021 OP
Makes me wonder EYESORE 9001 Sep 2021 #1
Maybe not so many. Nature was not looking for that particular result... TreasonousBastard Sep 2021 #3
Here's species of owl eye butterfly MontanaMama Sep 2021 #2
huge! Demovictory9 Sep 2021 #4

EYESORE 9001

(25,902 posts)
1. Makes me wonder
Tue Sep 7, 2021, 05:22 PM
Sep 2021

how many generations it took for this insect to evolve that survival adaptation. How many dead ends were encountered before getting a fake owl eye correct?

TreasonousBastard

(43,049 posts)
3. Maybe not so many. Nature was not looking for that particular result...
Tue Sep 7, 2021, 05:41 PM
Sep 2021

so whatever random pattern that popped up and worked survived.

MontanaMama

(23,292 posts)
2. Here's species of owl eye butterfly
Tue Sep 7, 2021, 05:35 PM
Sep 2021

on my kiddo in 2018 at a butterfly house when we were on middle school trip to Belize. Beautiful creatures.




Latest Discussions»The DU Lounge»Owl eye butterflies