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PUPAE EMERGING ADULT
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Ovum oviposited 4 June 2011
First Instar - hatched 11:47 A.M. 14 June 2011
Second Instar - 18 June 2011
Third Instar - 22 June 2011
Fourth Instar - 25 June 2011 - Photo on 27 June 2011
Fifth Instar - 30 June 2011 - Photo on 7 July 2011
Fifth Instar - 30 June 2011 - Photo on 7 July 2011
8 July 2011 showing agility
12 July 2011 - Larva purged its excess liquid prior to forming a nest
where it could safely change into a pupa
12 July 2011 - A peek inside the nest
12 July 2011 - Notice the larva changing color in this photo
Close-up of Fifth Instar face while feeding on a birch leaf
Closeup of the true legs
Closeup of the prolegs used to walk and to attach to the plant surface.
The prolegs have tiny hooks called crochets that act like suction cups
Photo of the discarded head case from the molt to fifth instar
| PHOTO DETAILS - ©Nicky Davis LOCATION: Ova from Eau Claire Co, Wisconsin, 4 June 2011 PHOTOS: ©Nicky Davis LIFE HISTORY: Ovum: 9 - 10 days Larva: 28- 30 days Pupa: If the pupae formed 3 days after the larvae purged liquid , then they were in the pupa stage approximately 15 days Adult: unknown Broods: unknown Hibernation: pupa Host: White Birch - Betula papyrifera Back to Top |