Seals, sea lions, and walruses, a review of the pinnipedia /

समान संसाधन

• Seals sealions and walruses
  द्वारा: Scheffer, Victor B
• Seals and sea lions of the world
  द्वारा: Bonner, Nigel
  प्रकाशित: (1999)
• The year of the seal
  द्वारा: Scheffer, Victor B.
  प्रकाशित: (1972)
• Lion at sea /
  द्वारा: Hennessy, Max
• Seals and sealing handbook
  द्वारा: Warring, R H
  प्रकाशित: (1981)