Long-day breeders start the breeding season when the day _________ (lengthens/shortens) and melatonin levels _________ (rise/fall)
Long-day breeders start the breeding season when the day _________ (lengthens/shortens) and melatonin levels _________ (rise/fall)
* השאלה נוספה בתאריך: 13-07-2025