What are the 3 tagmanta of anthropods?
ametabolous
hemimetabolous
holometabolous
Arthropoda
Coleoptera
Hymenoptera
Lepidoptera
Diptera
trehalose
Q: How do you sample collembolas?
The Arctic is tough for insects because
Why are arthropods important?
Why are arthropods so successful?
chionophobe
• chioneuphore
• chionophiles
poikilothermy
northern insects are cold-adapted
stoneflies (Nemoura columbiana)
Chernov’s lifecycle categories : • Active
Chernov’s lifecycle categories : passive
Dormancy
quiescence
diapause
Voltinism
semivoltine
univoltine
bivoltine
multivoltine
Directly Induced Development (DID)
Cue Induced Development (CID)
cold-hardiness
cold-acclimation
Freezing Avoidance
Freezing Tolerance
Cryoprotective dehydration
Freezing tolerance
Freeze tolerance compounds
Cryoprotectants
Thermal Hysteresis Proteins (THP)
Ice Nucleating Agents (INA)
Summer months
– evaporative cooling (regurgitated fluid)
Winter months