Funny animal mating fails spotted deer

Rationale: 🐎 Dry period: This refers to the period when a female mammal, typically a cow, is not lactating (producing milk). It's a rest period before calving and the next lactation cycle. This is not related to heat cycles. 🐎 Estrus period: This is the phase of the estrous cycle when the female is receptive to mating. It is also known as "heat". The estrus period is a part of the estrous cycle, not the entire period between heat cycles. 🐎 Estrous cycle: This is the correct answer. The estrou