13 books
Ultimate Showdown
$13
Ultimate Shark Rumble
$6
Falcon vs. Hawk
$8
Ultimate Dinosaur Rumble
$7
Ultimate Jungle Rumble
Extreme Animal Rumble
$29
Fiercest Feuds
$25
Ultimate Ocean Rumble
Whale vs. Giant Squid
$5
Tyrannosaurus Rex vs. Velocira
Polar Bear vs. Grizzly Bear
Lion vs. Tiger
Killer Whale vs. Great White S
National Geographic Kids
Katie Daynes
Igloo Books
Hinkler Books
Autumn Publishing
North Prade
All authors