ÃÛÑ¿´«Ã½ Learning English - ÃÛÑ¿´«Ã½ Media English ¡°Ã½ÌåÓ¢Ó: Killer whale mothers look after sons for life »¢¾¨Ä¸Ç×ΪÕչ˶ù×Ó¸¶³öÒ»Éú - ÃÛÑ¿´«Ã½ Sounds

ÃÛÑ¿´«Ã½ Learning English - ÃÛÑ¿´«Ã½ Media English ¡°Ã½ÌåÓ¢Ó: Killer whale mothers look after sons for life »¢¾¨Ä¸Ç×ΪÕչ˶ù×Ó¸¶³öÒ»Éú - ÃÛÑ¿´«Ã½ Sounds


ÃÛÑ¿´«Ã½ Media English ¡°Ã½ÌåÓ¢Ó: Killer whale mothers look after sons for life »¢¾¨Ä¸Ç×ΪÕչ˶ù×Ó¸¶³öÒ»Éú

How long do orcas stay at home?

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