A humpback whale breathes air at the surface of the water through two blowholes which are located near the top of head. It blows a double stream of water that can rise up to 4 meters above the water.
The humpback has a small dorsal fin located towards the tail flukes about two-thirds of the way down its back. Other distinguishing features include large pectoral fins, which may be up to a third of the body length, and unique black and white spots on the underside of the tail flukes. These markings are like fingerprints: no two are the same.
Humpback whales live in large groups. They communicate with each other through complex “songs”. Quick Facts
Size: 14m—18m in length;
30—50 tons in weight
Living
environment: Open ocean and shallow coastline waters
Migration: From warm tropical(热带的)waters, where they breed, to cold polar waters, where they eat
Diet: Shellfish, plants and fish of small size
Hunting: Sometimes in groups, in which several whales form a circle under the water, blowing bubbles that form a “net” around a school of fish. The fish are then forced up to the surface in a concentrated mass.
Current
state: Endangered: it is estimated that there are about 5000—7500 humpback whales worldwide.
1. According to Quick Facts, a humpback whale .
【2016届高考英语二轮复习阅读理解一百四十集选练:(126)】相关文章:
★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ规范练:6(含解析)
★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (74)
★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (37)
★ 【三维设计】2017届高考英语(江苏专用)二轮复习课件:必修4 Unit 1《Advertising》
★ 2017届高考英语二轮复习大题冲关秘籍语法填空:考纲解读(含解析)
★ 四川省2016届高考英语一轮复习课时作业(41) Module 5 Ethnic Culture 外研版选修8
★ 四川省2016届高考英语一轮复习课时作业(36) Module 6 War and Peacel 外研版选修6
★ 2017年高考英语二轮复习精品资料:专题14 阅读理解(押题专练)(原卷版)
★ 重庆市2014高考英语阅读理解一轮(精品)训练题(10)附答案
最新
2017-04-24
2017-04-24
2017-04-24
2017-04-24
2017-04-21
2017-04-21