The most expensive auctions ever: A look at rasmuses auctions, from the humble to the expensive, from $500,000 to $1.5 million, according to rasmu auctions

More than 3,000 people in the U.S. are bidding on the rarest animals ever to hit the market in the auctioning industry.

Here are the most expensive and most popular animals sold for $500 to $5 million: Rams Head Calf, $1,500,001 The head of a camel has become the highest-paid auction winner in the world.

The rare camel head, known as a “head cap,” was bought by a Las Vegas man who named his son Rams Head Calexico. 

The sale is scheduled for Thursday, March 21 in New York City.

The auctioneer, Charles W. Bouchard, has previously sold the head of an ostrich, a goat, a puma and a bull.

He recently sold a pomegranate that belonged to the widow of a former U.K. Prime Minister, the auctioneer said.

Rams Necklace, $500.1 million The rhesus camel, the world’s rarest camel, is on display at the National Museum of Natural History in Washington, D.C. Bethlehem, $539,000 The American calf is known for its unusual anatomy.

This is the first time the calf has been on display in an exhibition.

A rare black-and-white photograph of the calf is on view in the National Zoological Park in Washington.

Dolphin, $570,000The $570 million sale of the world-record-holding male dolphin is the most recent big-money acquisition in the $5 billion rhesu auction.

The sale was announced last week in Las Vegas by the auction house BGC Group.

The world’s most valuable marine mammal is one of a handful of animals to be on display this month in Washington with the International Sea Shepherd Conservation Society (ISSCS).

Bucco, $525,000  The $525 million sale at the BGC auction house in New Orleans was the first of the month and the auctioneers are still working to identify the owner.

Jaguar, $515,000