New research suggests that sea levels could rise more steeply than previously predicted, based on fossil coral evidence from ...

1. Identify a fossil as a sponge, archeocyathid, rugose, tabulate or scleractinian coral. 2. Know the skeletal structure and material of each of these animals. 3. Know the ecological characteristics ...

Jonathan Jung, Alfredo Martínez-García and colleagues study fossils of two extinct groups of coral—tabulate and rugose—from Devonian reefs and present proof of the presence of photosymbionts.

Fossils found in northern Africa and Germany suggest that ... The researchers found that every tabulate coral in the study was symbiotic, whereas it was a more mixed picture for rugose species. “We ...

Newly uncovered evidence from fossil corals found on an island chain in the Indian Ocean suggests that sea levels could rise ...

This is a fossilized coral — one of dozens scattered across the Indian Ocean archipelago of the Seychelles. It is a piece of history, hidden in plain sight. It tells of a time 125,000 years ago ...

Remember, "skeletons" include bone, the protein shell of crabs or insects, the sturdy shells of clams, or the massive rock secreted by coral. A. Apatite (calcium ... not been changed to another ...

“When a coral is growing, every day it puts down a fine layer of calcium carbonate,” said Paul Mayer, the fossil invertebrates collections manager at the Field Museum in Chicago. “Every ...

Construction crews have unearthed fossilized coral reefs and animals at the University of Iowa.Cedar Rapids television station KGAN reports that the fossils recently were found during work on the ...

The Petoskey stone is Michigan's state stone. The stone is a fossilized tan-gray arrangement of colony coral that dates back about 350 million years. It has a shiny, hexagonal pattern when ...

It’s home to 76% of all known coral species, as well as numerous endangered marine species. See All Key Ideas Fossil fuel projects are putting the Pacific Coral Triangle’s unique marine ...