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Water hyacinth
The seven species of water hyacinths comprise the genus Eichhornia of free-floating perennial aquatic plants native to tropical South America. One of the fastest growing plants known, water hyacinth ... > more -
Pitcher plant
Pitcher plants (or pitfall traps) are carnivorous plants whose prey-trapping mechanism features a deep cavity filled with liquid known as a pitfall trap. Foraging, flying or crawling insects such as ... > more -
Hummingbird
Hummingbirds are small birds in the family Trochilidae. They are distinguished by their ability to hover in mid-air by rapidly flapping their wings, 15 to 80 times per second. They are named for the ... > more -
Plant defense against herbivory
Plants have evolved an enormous array of mechanical and chemical defenses against the animals that eat them. These tools allow plants to survive and reproduce in the same area as herbivores and act ... > more -
Exoskeleton
An exoskeleton, in contrast to an endoskeleton, is an external anatomical feature that supports and protects an animal's body. All arthropods (such as insects, spiders and crustaceans) and many other ... > more
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