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How scientists track blue whales
By: Mark Nigellsen
They are the largest creatures on earth. They can dive 300 feet or more beneath the ocean surface and remain below for an hour at a time. Even today, much is still unknown about blue whales. So how do scientists hoping to learn more about...
Why fish swim in schools
By: Darien Watkins
Why do fish swim in schools? The reason is the same for flocks of birds, stampedes of buffalo, herds of elephants, etc. Animals have been displaying this behavior for millions of years, with many popular dinosaur theories pointing to the fact that many species that...
Dolphins and intelligence
By: Edward M. Maclachlan
When you look a dolphin in the eyes, they seem almost human-like, and when they smile, you feel like someone you know is smiling at you. What makes dolphin trainers, zoo keepers, and researchers psychologically bond to these animals? What makes dolphins so different from...
An overview of the circulatory system of a shark
By: Edward M. Maclachlan
Sharks are fish, and as such, they have a closed circulatory system (the blood never leaves the web of blood vessels). The blood is pumped through a singular loop throughout the body, to transport nutrients, gases, hormones, blood cells, nitrogen waste products, etc. back and...
By: Heather Waelti
The electric eel is an electric fish and the only species in the genus Electrophorus. The electric eel is capable of creating an electric shock, which is very powerful. The electric eel is a predator that has no predators itself and it is native to...
By: Jerome Carter
Killer whales, also known as the orcas, are the top predators in the marine food chain. Despite its name, the killer whale is actually a dolphin instead of a true whale. Like most dolphin species, killer whales belong to the delphinidae family. The scientific name...
Information about the phylum Mollusca
By: M E Skeel
There are three great invertebrate phyla: Mollusca, Annelida and Arthropoda. Together they make up the majority of invertebrate species. Molluscs are true shellfish and they first appeared back in the Cambrian Period or even earlier. The phylum is quite diverse, containing snails and slugs, classic...
Leatherback sea turtle nesting habits
By: Nina Stubblefield
The sandy beaches sparkle in the semi darkness of the moonless light in the night sky as it had done long before time was every written. The waters in the deep blue were dark and cool rushing in and out onto the sandy shoreline. As...
By: M E Skeel
Trophic comes from the Greek word for food or feeding, so trophic relationships in marine life are about what eats what in the ocean. Almost all food chains on land or in the ocean begin with plants, the producers. On land, plants are big and...
By: M Dee Dubroff
"The difference between genius and stupidity is that genius has its limits." ~ AnonymousWhat is it about these intelligent creatures that is so endearing? Why do they always seem to smile? Read on for some insight into an amazing natural phenomenon.Although dolphins probably...

 

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