Witness the flirty, funny courtship dance of the waved albatross6 and watch as male frigate birds inflate their enormous bright red pouches to attract mates.

• 弄潮信天翁跳着滑稽轻浮的求爱舞蹈，雄军舰鸟则鼓胀起自己那巨大的鲜红色嗉囊去吸引配偶。