Whales are one of the world's most beautiful, largest, and most endangered species. They are extremely intelligent and possess complex emotions. To adapt to the underwater environment, the forelimbs evolved into flippers and the hindlimbs degenerated and gave birth to horizontal caudal fins. So do you know which are the largest whales in the world?
Dogs have always been people's faithful companions, and now more and more people like to have dogs. I believe that many people like to have an obedient and well-behaved dog, so do you know what breeds are suitable for companion dogs?
Rice is one of the three major food crops in the world, especially one of the staple foods of Asians. The vast majority of global rice production is distributed in the monsoon regions of East Asia, Southeast Asia and South Asia, with Asia occupying the first place with 90% of the total area under rice cultivation, followed by Africa and America.
Dogs are good friends of human beings, and guide dogs and military and police dogs are representatives of high intelligence. People like dogs that are smart and easy to train, but of course, intelligence is essential along with a sense of obedience. So among the many dog breeds in the world, do you know what breed of dog is best trained?
Nowadays, more and more people are interested in dance, and various dance training institutions are springing up everywhere, so what is the hottest type of dance now?
One of the biggest roles of lakes is water storage. The water storage of Lake Baikal alone is 23.6 trillion cubic meters, which can be used by 5 billion people for half a century. But the largest lake in the world is the Caspian Sea, and the deepest lake in the world is Baikal, so which is the world's largest lake in terms of water storage?
Military knife, is one of the necessary equipment for special forces, although it is not a big thing, but the knowledge inside is really rich. Traditional saber can only be mounted on the gun, multi-purpose saber can be combined with a knife and gun, but also as a survival knife can be used independently, today for you to list the world's top ten special forces saber
Cross-harbor tunnel generally refers to undersea tunnel. It is a technical project to build a transportation pipeline under the seabed in straits, bays and estuaries to communicate with land transportation. So do you know what are the world's famous cross-sea tunnels?
With the rise of healthy eating, more and more people are becoming vegetarians, not only the middle-aged and the elderly, but also many young people of different races.
Train travel may sound a bit dated, but it's no less romantic. Sometimes, a train trip is more interesting than any other trip. Riding those very historical trains, the roadside charming scenery, a glance. Now Bala ranking network for you to talk about the world's top ten famous train travel routes