Pika Alaska's Department of Fish and Game offers excellent,
detailed information on the Collared Pika.
Pika Great Easy to find information.
and Nature - Common Pika Once you get past the
Advertisements there bis some greatinformation.
Pika Enature gives very brief but great information on the
Tiny 'Early Warning' of Global Warming's Effect A good article
on the effects of Global Warming on the Pika.