©
YellowstoneNPS: Pika near Mammoth Hot Springs
©
YellowstoneNPS: Pika - Ochotona princeps
©
YellowstoneNPS: Pika
©
YellowstoneNPS: Pika
©
YellowstoneNPS: Pika
©
YellowstoneNPS: Pika perched on a rock in Mammoth Hot Springs
©
YellowstoneNPS: Pika eating a leaf
©
YellowstoneNPS: Pika eating grass