Some Butterflies Are Secretly Cannibals

SciShow is supported by Brilliant.org. Go to https://Brilliant.org/SciShow to get 20% off of an annual Premium subscription.

In the insect world, there are few creatures as gentle and innocent as a butterfly. And yet, some butterflies have… an unexpected side to them.

Hosted by: Hank Green

SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever:

Chris Peters, Matt Curls, Kevin Bealer, Jeffrey Mckishen, Jacob, Christopher R Boucher, Nazara, charles george, Christoph Schwanke, Ash, Silas Emrys, Eric Jensen, Adam, Brainard, Piya Shedden, Alex Hackman, James Knight, GrowingViolet, Sam Lutfi, Alisa Sherbow, Jason A Saslow, Dr. Melvin Sanicas, Melida Williams

----------
Looking for SciShow elsewhere on the internet?
SciShow Tangents Podcast: http://www.scishowtangents.org
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Instagram: http://instagram.com/thescishow
----------
Sources:
Butterflies
https://esajournals.onlinelibrary.wiley.com/doi/epdf/10.1002/ecy.3532
https://www.nytimes.com/2021/09/09/science/butterflies-eating-caterpillars.html
https://www.eurekalert.org/news-releases/928051
https://www.monarchwatch.org/milkweed/
https://www.fs.fed.us/wildflowers/pollinators/Monarch_Butterfly/habitat/

Cockatoos
https://www.cell.com/current-biology/fulltext/S0960-9822(21)01111-8
https://www.science.org/content/article/wild-cockatoos-make-their-own-cutlery-sets
https://www.livescience.com/9761-10-animals-tools.html

Images:
https://www.storyblocks.com/video/stock/monarch-butterfly-on-grass-szihec8
https://www.istockphoto.com/photo/butterfly-2020-63-gm1300350419-392709146
https://www.istockphoto.com/photo/brilliant-monarch-butterflies-soaring-in-the-air-gm1268037210-372132110
https://www.eurekalert.org/multimedia/799547
https://commons.wikimedia.org/wiki/File:Dark_Blue_Tiger_(Tirumala_septentrionis),_Striped_Blue_Crow_(Euploea_mulciber),_and_Common_Tiger_(Danaus_genutia).jpg
https://commons.wikimedia.org/wiki/File:MATING_BUTTERFLIES.jpg
https://www.eurekalert.org/multimedia/799546
https://commons.wikimedia.org/wiki/File:DSCN2817.JPG
https://www.istockphoto.com/photo/monarch-butterfly-danaus-plexippus-gm90393202-1493221
https://www.cell.com/current-biology/fulltext/S0960-9822(21)01111-8#relatedArticles
https://www.flickr.com/photos/60704492@N00/3736397858/
https://commons.wikimedia.org/wiki/File:Cerbera_manghas-3-JNTBGRI-kerala-India.jpg
https://www.istockphoto.com/photo/goffins-cockatoo-bird-standing-on-the-ram-stairs-gm1169638163-323400309
https://www.istockphoto.com/photo/goffins-cockatoo-bird-standing-on-the-ram-stairs-gm1169638295-323400310
https://www.istockphoto.com/photo/goffins-cockatoo-bird-standing-on-the-ram-stairs-gm1169638444-323400313
https://www.istockphoto.com/photo/goffins-cockatoo-bird-standing-on-the-ram-stairs-gm1169638090-323400308