Mostrando resultados por autor "Charles C. Hofer" en Todas las categorías

The world is crawling with all sorts of bugs and other little critters. But don’t be fooled by their small size, many of these creatures are quite dangerous. Some are armed with powerful poison that can kill a person. Others carry and spread deadly diseases. Brace yourself to discover some of the world’s tiniest killers.

Go for a hike in the woods and you’re sure to see a wide range of plants. Many colorful flowers and fruits seem perfectly harmless. But don’t be fooled by these beautiful plants. Some plants eat bugs, and some are poisonous, deadly enough to sicken or even kill a person!

Take flight and discover the corvid family of birds that boasts an intelligence that is comparable to the human brain. Ravens' anatomy, like humans, have big brains that makes them great problem-solvers in finding creative ways to survive as scavengers. What other birds are covids? Learn about the theory of convergent evolution and how it applies to humans and ravens' brains!

Did you hear? Pluto is not considered to be a planet anymore—but don’t worry, astronomists used scientific evidence to prove Pluto's demotion. Learn about the scientific method and how it allows scientists to reevaluate theories as new evidence emerges. What do you think Pluto should be classified as? Planet or Dwarf Planet?

With big eyes and ears and colorful bodies, a lot of creatures in nature look very cute. But don’t be fooled by their adorable appearance. When provoked, these animals can easily injure or kill a person. Their defense mechanisms like poison and sharp teeth and claws can turn them from darling to deadly. Get ready to discover some of the world’s cutest killers.

The world is full of furry, cuddly-looking animals. They often seem harmless at first glance. But don’t try to snuggle with these fuzzy creatures. Many of them can be very dangerous. Some have razor-sharp claws and teeth. Others are incredibly strong. Still others are poisonous or carry deadly diseases. Prepare to meet some of the world’s cuddliest killers.

The world can be a dangerous place. Over time, animals evolved many natural defenses to help them survive. Combat during wartime is extremely dangerous. Why not look to nature to find the best defenses for soldiers on the battlefield? Military forces have done just that for hundreds of years. From the armor of medieval knights to tomorrow's advanced camouflage, learn how military technology often mimics the traits of animals to help protect soldiers in combat. Then be sure to catch the other amazing titles in the Beasts and the Battlefield series.

Animals have played an important role in warfare throughout history. Military forces have long relied on animals' natural abilities to achieve their missions. From medieval warriors charging into combat on horseback to dolphins locating explosive mines at sea, learn about the many ways animals have helped armies find success on the battlefield. Then be sure to catch the other amazing titles in the Beasts and the Battlefield series.