Tiktaalik is a transitional fossil; it is to tetrapods what Archaeopteryx is to birds, troodonts and dromaeosaurids. 1  While it may be that neither is ancestor to any living animal, they serve as evidence that intermediates between very different types of vertebrates did once exist.
Minnesota became a part of the United States as the Minnesota Territory in 1849, and became the 32nd U.S. state on May 11, 1858.
When did Alaska become a state? Alaska was formally recognized by the U.S. as one of its states on the third day of January in 1959. To know more about the history of the place, it is best to look at the important events that happened in the state from the 1700s to the 1900s.