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Early times
Still rather early times info
Modern times
More Modern
Times info
Vocabulary
100

About 13.8 billion years ago this big happened

What is the Big Bang?

100

Nickname of the Tikaalik, who had characteristics of a fish, but was well on its way to having 4 limbs

What is a 'fishopod'?

100
This is a defense mechanics of some frogs and toads

What is peeing when picked up?

100

Dig a burrow, hide, and freeze

What is how amphibians survive winter?

100

A fossil that has characteristics of 2 or more major groups

What is a transitional fossil?

200
This ended about 385 million years ago

What is the Devonian times?

200

Important proof of evolution, showing the transition from underwater creature to land creature is shown in the color photo, showing us the adaptions of fish into land animals is shown with the color photo early in the chapter (one of Stacey's favorite things in bio/zoology) 

What is homologous structures?

200
The most likely reason for tetrapod evolution.

What is 'avoiding being eaten'?

200
To breathe through their skin and absorb water

Why do amphibians need to keep their skin moist?

200
The science term for cold blooded

What is Ectothermic?

300

A flat body, not good at hunting or evading predators.

What are the adaptations of stream and river dwelling fish?

300

Style of eating for many amphibians

What is eating their food whole (or "inertial feeding," clumsily jerking their heads forward in order to slowly stuff prey toward the back of their mouths.)

300

Legless amphibians

What is the Caecillians?

300

One way a frog or toad could kill you.

What is with the poison on their skin?
300

A critter that produces an egg without a shell. 

What is non-amniote?

400

Name of a 4 limbed animal

What is a tetrapod?

400

One of the largest transitional creature we talk about in the chapter, a little over 4 feet in length.

What is the Ichthyostega?

400

Underwater only amphibians

What is the Axolotl?

400

Has dry and bumpy skin since they spend more time on land than their 'order' mates

What is a toad?
400

A process that some animals go through which changes their body form one from into another. 

What is metamorphosis?

500

A critter that could 'crawl' along the rocks during the Devonian times. 

What is the Eusthenopteron?

500

Early creature with no fins, had limbs, but couldn't put weight on the limbs. (more salamander-like than fish)

What is a Acanthostega? 

500
Two reasons early amphibians returned to water (and why some still do now)
What is to mate and reproduce? 
500

3 major orders of Amphibians

What is Anura, Gymnophiona (or Caecilians), and Caudata?

500

Group of fish with lobe fins

What is a Sarcapterygii?