Utahraptor and Gastonia: An Evolutionary Arms Race

What is the primary theme of the evolutionary arms race between Utahraptor and Gastonia?

• Competition for resources

• Predator-prey dynamics

• Mutualistic relationships

• Cooperation among species

How did Utahraptor gain an evolutionary advantage after an extinction event?

• By forming alliances with other predators

• By becoming herbivorous

• By increasing in size and weight

• By developing flight capabilities

What feature made Gastonia a challenging target for predators?

• Its ability to fly

• Its camouflage abilities

• Its speed and agility

• Its spiny armor and powerful tail

What was a key tactic used by Utahraptor to hunt Gastonia?

• Using venomous bites

• Flipping it over to expose its underbelly

• Chasing it until exhaustion

• Luring it into traps

How did Utahraptor's intelligence aid in its hunting strategy?

• By allowing it to communicate with Gastonia

• By helping it to camouflage

• By enabling complex cooperation among raptors

• By allowing it to mimic other animals

What does the size of Utahraptor's brain suggest about its capabilities?

• It was primarily herbivorous

• It was a solitary hunter

• It had advanced problem-solving skills

• It was capable of flight

What social behavior did Gastonia develop to enhance its defense?

• Building underground burrows

• Forming large herds

• Developing vocal communication for coordination

• Living in solitary

How did Gastonia's group defense strategy make it nearly impenetrable?

• By forming a circle and coordinating movements

• By hiding in dense forests

• By running at high speeds

• By using decoys to distract predators

What was the ultimate outcome of the arms race between Utahraptor and Gastonia?

• Utahraptor stopped hunting Gastonia

• Utahraptor became extinct

• Gastonia developed flight

• The defense strategy of Gastonia prevailed

What unique feature did Gastonia have that indicated its social nature?

• A large crest on its head

• Distinctly social skull structure

• Brightly colored scales

• Webbed feet for swimming