[Answer] It is appropriate to be wary with American bison, as they can be dangerous and have been known to ______.

Step 1 : Introduction to the question " It is appropriate to be wary with American bison, as they can be dangerous and have been known to ______. "

...1. jump as high as four feet 2. be grumpy when they're hungry 3. be attracted to tourists' jewelry 4. run as fast as 40 miles per hour

[Ans] What is a hybrid cross between a domestic cow and an American Bison called?

Step 1 : Introduction to the question "What is a hybrid cross between a domestic cow and an American Bison called?"

Hybrid crossbreeding between domesticated cows and the iconic American Bison was a fairly common occurrence as far back as 1749. It was about 100 years, however, before there was intentional crossbreeding as a regular practice. About 200 years later, these "beefalo" became a popular farm animal in the 1970s. Although popularity has waned over the years, there are still beefalo fans out there. A beefalo steak from the Merrill Cattle Co. won the top rating in the American Royal Steak Competition for two years in a row. Source: ModernFarmer.com

[Answer] Which U.S. President made the first telephone call to the moon?

Step 1 : Introduction to the question "Which U.S. President made the first telephone call to the moon?"

...On this day in 1969, Richard Nixon made the first phone call to the moon. That ultimate long-distance call, via telephone-to-radio transmission, happened at 11:49 pm in the Oval Office. Nixon began by saying, "Hello, Neil and Buzz. I am talking to you by telephone from the Oval Office of the White House. And this certainly has to be the most historic telephone calls ever made. I just can't tell you how proud we are of what you have done."

[Answer] What is a hybrid cross between a domestic cow and an American Bison called?

Step 1 : Introduction to the question "What is a hybrid cross between a domestic cow and an American Bison called?"

...Hybrid crossbreeding between domesticated cows and the iconic American Bison was a fairly common occurrence as far back as 1749. It was about 100 years, however, before there was intentional crossbreeding as a regular practice. About 200 years later, these "beefalo" became a popular farm animal in the 1970s. Although popularity has waned over the years, there are still beefalo fans out there. A beefalo steak from the Merrill Cattle Co. won the top rating in the American Royal Steak Competition for two years in a row. Source: ModernFarmer.com