英文字典,中文字典,查询,解释,review.php


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       


安装中文字典英文字典辞典工具!

安装中文字典英文字典辞典工具!










  • Ocean life: the marine Age of Discovery | UNESCO
    Large animals are still discovered today, for instance 780 crab species, 29 lobster species, 286 shrimp species and 1,565 types of fish were new to science between 1999 and 2008 Researchers speculate that 2 to 8 new cetacean species and almost 10 marine reptile species (like sea snakes) remain to be discovered
  • World Heritage - UNESCO
    In this book, we visit over 70 World Heritage Sites in 52 countries We find out how communities, governments and organisations are working to save this extraordinary inheritance And we meet the people involved – the experts patiently restoring great works of art, park rangers risking their lives to defend rare wildlife, and young volunteers
  • Galápagos tortoises, facts and photos | National Geographic
    Tortoises are even slower than you might think: They travel at about 0 16 mile per hour —San Diego Zoo Galápagos tortoise species can breed with one another and create hybrids
  • Great white sharks: The worlds largest predatory fish
    Adults weigh between 4,000 and 7,000 pounds (1,800 and 3,000 kilograms), according to the World Wildlife Fund (WWF) Great whites are not the biggest sharks in the world
  • How Many Wild Animals Are There? - Reducing Suffering
    In fact, this ratio of ~10 wild mammals per human on Earth may be too conservative Gaston and Blackburn (1997) estimate that there are roughly 40 to 60 birds per human worldwide, while "in Britain there are approximately 2 to 3 birds per head of human population" (p 623) Great Britain has a land area of 209,331 km 2
  • Has Half of Worlds Wildlife Been Lost in Past 40 Years?
    "This was no small task—using over 2,000 sources, data on over 10,000 populations of around 3,000 species of mammal, bird, reptile, amphibian, and fish from around the globe were used," he said
  • Countries with the most bird species - WorldRainforests. com
    China (1,330 species) and India (1,271 species) lead the region in total bird diversity, with landscapes ranging from tropical forests to alpine meadows The Himalayas, the tallest mountain range in the world, serve as a barrier and corridor for bird migration, creating vertical gradients of species richness


















中文字典-英文字典  2005-2009