Characteristics
This is a reason why amphibians can be terrestrial
They have lungs OR most have 4 legs
An amphibian could breathe in these 3 possible ways:
Lungs, gills, and through their skin
Order Gymnophiona includes ______, which are _________.
caaecilians : legless
For this group, the hindlegs are adapted for ____________, and the feet are adapted for ______________.
Jumping and swimming
True or False: Amphibians belong to
Phylum Chordata, Infraphylum Vertebrata
True
This is a reason why amphibians have to go back to the water
Their skin needs to stay moist OR most have external fertilization
The amphibian heart has a left and a right __________, but only one ____________.
Atrium and ventricle
The name Caudata means that salmanders & newts have this prominent part
Tail
In metamorphosis, this is the larval stage of this group
Tadpole
Do amphibians hibernate?
Yes, but it is called "overwintering"
In Latin, the name Amphibia means this
Double-life
This membrane is used by amphibians to see clearly underwater
Nictitating membrane
spermatheca
Some frogs have chromatophores which help them do this:
Change their skin color
Frogs utilize this type of external fertilization which includes the male having modified digits on the forelimb to hold on to the waist of the female.
amplexus
Amphibians have a #____ chambered heart with a 2 loop circulatory system.
3
Amphibians use these structures to hold onto their prey
Vomerine teeth
Where are caecilians located?
Underground or tropical areas
The name Anura means that frogs and toads do not have this part:
Tail
Adult amphibians are classified as this when it comes to what they eat. Larval amphibians are classified as this when it comes to what they eat.
Carnivores : herbivores
The pelvic girdle contains what structures
sacral vertebra, pubis, ischium ilium and urostyle in frogs
This membrane is used by amphibians to receive sounds
Tympanic membrane
True or False: Salamanders tend to live in deserts and dry areas.
False
Male frogs use this structure to attract a mate and warn of predators
vocal sac
What causes frog abnormalities
water pollution, chytrid fungus