# 2選擇題Which characteristic is unique to mammals?Laying eggsBreathing with gillsHaving hair or furHaving scales
# 3選擇題What is the main function of fish gills?To filter foodTo breathe underwaterTo protect from predatorsTo help with balance
# 4選擇題Which animal is known for its ability to change color for camouflage?ChameleonElephantKangarooPanda
# 5選擇題Which characteristic is typical of amphibians?Having scalesLiving in both water and landFlyingHaving feathers
# 6選擇題What feature is most associated with mammals?Laying eggsGiving birth to live youngHaving gillsHaving feathers
# 7選擇題Which characteristic is common to all birds?Having scalesHaving feathersHaving finsLiving underwater
# 9選擇題Which characteristic is typical of primates?Having feathersWalking on four legsOpposable thumbsLaying eggs
# 11選擇題What characteristic is shared by all mammals?Having scalesProducing milkHaving feathersLaying eggs
# 12選擇題What is a notable characteristic of reptiles like snakes?Having furShedding their skinFlyingLiving in water