How much does a jellyfish weigh? How big is a whale shark egg? How much does a baby hippo weigh? How much do baby emperor penguins weigh? How big is a whale shark's mouth? How much does a baby Komodo dragon weigh? How much does a baby ostrich weigh?
How much does a Komodo dragon weigh? What is a Greenland shark? What is a sand tiger shark? How many babies can a whale shark have? What is the average size of a killer whale? How much do whale sharks eat a day? How many bones does a shark have? How much does a jellyfish weig...
I was once a traveler who never asked for 21 , choosing instead to struggle with maps and signs until I found my way.Then one day on the island of Koh Phangan, in Thailand, everything 22 . I was swimming in the ocean with Sean, my fiancé, when he was 23 by a box jellyfish(箱...
Cnidaria is a phylum of sea-dwelling animals that includes sea anemones, coral, jellyfish and hydra. Sea anemones and coral have a body shape known as a polyp, and are generally stationary, while jellyfish and hydra are medusae, and are able to move through the water. With these differen...
National Geographic photographer Brian Skerry has been diving in the Gulf of Maine for more than 40 years. After learning these waters were a harbinger of climate change, he set out to document the rapid shift and its ripple effects.
Really? Well, now might be a good time to hear about how it can be hard to make writing unambiguous. We can misinterpret the written word, even with punctuation to guide us. Here's Keith Houston again, talking to Michael Rosen, present...
The hydra belongs to the same group of organisms as jellyfish and corals. Hydras are simple, multicellular animals that have existed for hundreds of millions of years. Although seemingly distant from their relatives the corals and sea anemones, hydras are classified together with these organisms be...
jellyfish, any planktonic marine member of theclass Scyphozoa(phylum Cnidaria), a group of invertebrate animals composed of about 200 described species, or of the class Cubozoa (approximately 20 species). Do all vertebrates have a digestive system with one opening?
A fish swimming vertically, nose-down, can mean one of two things. A few species of fish do this as part of their normal behavior. However, more often than not, a fish swimming at odd angles indicates issues with the swim bladder. Swim bladder problems have a host of causes. You need...
Jellyfish cannot swim rapidly, yet they are efficient predators. How are they adapted to predatory life despite their lack of speed? 1. Which is the closest living land relative of a seal? 2. Explain why seals belong in the Order Carnivora and not i...