Love is in the air for all sorts of animals, not just us humans. The primary environmental cue for animal reproduction is the photoperiod. This is measured as the number of sunlight hours versus the number of darkness hours. Each animal species has a critical photoperiod (the magic ratio of sunlight hours to darkness hours) that drives the production of hormones.
top of page
Related Posts
See AllThe green poppers of the jewelweed plant are ready! At the slightest touch the fat, green pod “explodes,” and its seeds shoot away from...
The aerobatic display of a hunting bat is another of the many summer wonders. Every school child knows that bats hunt their prey by...
I paused under a large white pine along the trail to observe three black-capped chickadees. Could this be a family group with a new...
138 N. MAIN STREET
P.O. BOX 7
WATERVLIET, MI 49098
CALL: 269-463-6397
FAX: 269-463-8329
© 2022 TRI-CITY RECORD. ALL RIGHTS RESERVED.
bottom of page
Comentários