In what type of rock are fossils usually discovered?
What is the most preferred cladogram?
What is the most preferred cladogram?
Coprolites are also known as gizzard stones.
Coprolites are also known as gizzard stones.
If a dinosaur bone is found between two layers dated at 90 m…
If a dinosaur bone is found between two layers dated at 90 million and 70 million years, respectively, what is the age of the dinosaur bone?
What is biostratigraphy?
What is biostratigraphy?
What does the word Cretaceous mean?
What does the word Cretaceous mean?
_________________________ was an early mammal from Late Tria…
_________________________ was an early mammal from Late Triassic.
Why are Cretaceous rudist reefs important?
Why are Cretaceous rudist reefs important?
A group of accounts for a business is called a ledger.
A group of accounts for a business is called a ledger.
Assets represent items that a business owes to creditors.
Assets represent items that a business owes to creditors.