Sharks and Fish
Which of the following vertebrata characteristics first developed in Chondrichthyes (sharks and rays).
Dorsal hollow nerve chord
Brain
Jaw
Jaw
Do amphibian eggs have shells?
No
Can tortoises see color?
Yes
What is unique about birth breathing?
It is one-way so their lungs always have fresh oxygen
What do all mammals have on their skin?
Hair/fur
Chondrichthyes (sharks and rays)
What are amphibians, ectothermic or endothermic?
Ectothermic
Are reptiles ectothermic or endothermic?
Ectothermic
Are birds endothermic or ectothermic?
Endothermic
What is unique about mammal teeth?
They are different/ specialized shapes and sizes within one jaw
What is the organ that most fish have that sharks don't have?
Swimbladder
What is the change that all young amphibians do called?
Metamorphis
What is the word that describes the vast change in body temperature that reptiles can survive?
Pokilothermic
How many chambers does a bird's heart have?
4
How do mammals feed their young?
With milk from their mammary gland
What is the difference between the gills of Osteichthyes (bony fish) and Chondrichthyes (sharks and rays)?
Osteichthyes (bony fish) have gills covered by a plate and Chondrichthyes (sharks and rays) have exposed gill slits
What is the number of chambers an amphibian has in it's heart?
3
What is the type of egg that reptiles, birds, and mammals share but fish and amphibians do not?
Amniotic egg
What do birds use to grind up food instead of teeth?
Rocks in their gizzards
What are the 3 types of mammals defined by how they reproduce?
Monotreme, Marsupial, Placental
List the origin/material makeup of scales for Osteichthyes Chondrichthyes and reptiles.
Osteichthyes - bone and skin from the dermis
Chondrichthyes - Dermal Denticles made form the same material as teeth
Reptiles - keratin scales from the epidermis
List three organs amphibians can use to breathe.
Gills, lungs, skin
What is the name for the reptile group that mammals evolved from?
Synapsids
What is one invasive bird species in Utah?
European starling, European house sparrow, pigeon, domestic duck, cowbird, ring necked pheasant... and more!
Mammals are often the face of conservation. What do the letters of the HIPPCO threats to conservation stand for?
Habitat loss, Invasives, Pollution, Population, Climate change, Over exploitation