Children (8 direct children, 45 direct and indirect children):
Alpine pika
(tree size 4)
Altai pika
Collared pika
Ochotona collaris
Helan shan pika
Silver pika
American pika
(tree size 20)
Whistling hare
Turuchan pika
Ochotona turuchanensis
Northern pika
(tree size 9)
Ochotona hyperborea
Pallas's pika
(tree size 4)
Pallas’s pika
Hoffmann's pika
Hoffmann’s pika