Butterflies, bees and other insects are small and fragile but they've evolved many strategies for coping with cold weather. Winter is relatively mild in New Zealand, so some insects are active all year round while others have different ways of coping with unpredictable weather. During their life cycle, insects go through four stages: egg, larva, pupa and adult. By timing their life cycle to annual weather conditions, the population can survive the winter even if individual insects die. Here are five overwintering strategies.
from
http://www.stuff.co.nz/life-style/home-property/81971395/How-do-monarch-butterflies-and-other-garden-insects-survive-winter
No comments:
Post a Comment