Monarch Watch Blog

Archive for the ‘Monarch Biology’ Category

Monarch Caterpillar Dorsal Aorta (video)

29 March 2011 | Author: Chip Taylor

serendipity [ser-uhn-dip-i-tee] -noun. 1. an aptitude for making unexpected and fortunate discoveries Occasionally, there is a little serendipity in the lab. One Friday, a few weeks ago, I noticed an unusual larva, a fourth instar of a "black" larval mutation we are ...

Filed under Monarch Biology | 13 Comments »

Mead’s Milkweed and Monarchs

20 January 2011 | Author: Chip Taylor

From time to time the question arises as to whether monarchs can and do use all species of milkweeds in the genus Asclepias or whether there are some that are too toxic or have so much latex that larvae are ...

Filed under Monarch Biology | 3 Comments »

Black Dots on Monarch Pupae

12 August 2009 | Author: Jim Lovett

Ann made an interesting observation in the lab this week concerning the black dots that appear close to the cremaster on a monarch pupa. The cremaster is the black "stalk" that attaches to the silk pad spun by the caterpillar ...

Filed under Monarch Biology | 3 Comments »