Seasonal Polyestrous Animals

Which of the following are seasonal polyestrous animals?

Correct Answer: Mare, Sheep, Buffalo, She-camel

Seasonal polyestrous animals show multiple estrous cycles but only during a specific season of the year (influenced by photoperiod/day length). The correct group is Mare, Sheep, Buffalo, and She-camel.

Classification of Animals Based on Estrous Pattern

• Monoestrous: Bitch, wild animals (only one estrous cycle per year)
• Polyestrous (non-seasonal): Cow, Sow, Goat (continuous cycling throughout the year)
• Seasonal polyestrous — Long-day breeders: Mare, Cat (breed when days get longer — spring/summer)
• Seasonal polyestrous — Short-day breeders: Sheep, Buffalo, She-camel, Goat (breed when days get shorter — autumn/winter)

Note

Goat is sometimes classified as polyestrous and sometimes as seasonal polyestrous (short-day breeder). In the context of this question, the answer focuses on the most classically seasonal polyestrous animals.