搜尋結果
Sea lions are pinnipeds characterized by external ear flaps, long foreflippers, the ability to walk on all fours, short and thick hair, and a big chest and belly. Together with the fur seals, they make up the family Otariidae, eared seals. The sea lions have six extant .
海狮 是屬於 海獅科 的 海洋 哺乳類動物 ,統合為 海獅亞科 。 特徵. 耳朵小;紡錘狀般的流線身體,可在水中靈活運動,前后肢呈鳍状、后肢能转向前方以支持身体,以及能夠利用 鳍足 在平地上走動;身体被有粗毛;雄性长2.5-3.25米,随种类而异,雌性较小;有外耳廓(相對於沒有外耳廓的 海豹科 )。 因为有的种类雄性海狮颈部有长毛似 狮 ,故名。 多數人易將海獅、 海豹 和 海象 搞混,但這3種動物分辨方式簡單,有著小小外露的耳朵是海獅;沒有外露耳朵是海豹;體型巨大,有長長獠牙的是海象。 海狮体型较小,体长一般不超过2米。 北海狮为海狮科最大的一种。 雄性体长310-350厘米,体重1000千克以上。 雄性成体颈部周围及肩部生有长而粗的鬃毛,体毛为黄褐色,背部毛色较浅,胸及腹部色深。
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3 天前 · Protect endangered species, including the sea lion, at World Wildlife Fund. Learn about the ways WWF works to conserve a future where people live in harmony with nature.
2016年9月3日 · 海豹(Seal)、海獅(Sea lion)和海象(Walrus)具有流線型的身體,適於游泳,牠們大大的眼睛則讓牠們在水下也能輕鬆找到獵物。 牠們的肺部有軟骨組織支撐,這樣即便潛至水下,肺也能承受一定的壓力。
2024年8月10日 · Sea lion, any of six species of eared seals found primarily in Pacific waters. Sea lions are characterized by a coat of short coarse hair that lacks a distinct undercoat. Except for the California sea lion (Zalophus californianus), males have lion-like manes and constantly roar to defend their.
臺灣正體. 海獅 是屬於 海獅科 的 海洋 哺乳類動物 ,統合為 海獅亞科 。 特徵. [ 編輯] 耳朵小;紡錘狀般的流線身體,可在水中靈活運動,前後肢呈鰭狀、後肢能轉向前方以支持身體,以及能夠利用 鰭足 在平地上走動;身體被有粗毛;雄性長2.5-3.25米,隨種類而異,雌性較小;有外耳廓(相對於沒有外耳廓的 海豹科 )。 因為有的種類雄性海獅頸部有長毛似 獅 ,故名。 多數人易將海獅、 海豹 和 海象 搞混,但這3種動物分辨方式簡單,有著小小外露的耳朵是海獅;沒有外露耳朵是海豹;體型巨大,有長長獠牙的是海象。 海獅體型較小,體長一般不超過2米。 北海獅為海獅科最大的一種。 雄性體長310-350厘米,體重1000千克以上。
Sea lions are playful and acrobatic animals, with sleek bodies and a curious nature. California sea lions are the species that is most commonly seen in zoos and aquariums, captivating guests with their antics.
There are five species of sea lion—the California sea lion, Steller sea lion, Southern sea lion, Australian sea lion, and Hooker’s sea lion. Sea lions (and fur seals) are distinguished from true seals by their comparably large front flippers, visible ear flaps, and ability to curl their back flippers under their body to walk on all fours.
Physical Characteristics. Length: 6-8 feet (1.8-2.4 meters) Weight: 220-880 pounds (99-400 kilograms) Lifespan: Up to 30 years. Key Information. Scientific name: Otariidae. Predators and Threats: Killer whales, and sharks. Unique adaptations: External ear flaps, long foreflippers, the ability to walk on all fours.
sea lion, Any of five species (family Otariidae) of eared seals found along coasts on both sides of the Pacific, from Alaska to Australia. Sea lions have short, coarse hair that lacks a distinct undercoat. The males of all but the California sea lion have a mane. Sea lions feed principally on fish, squid, and octopus.