insect
No. Dragonflies loose the ability to go underwater.
Sometimes.
Dragonflies do not emit light. The insect that you are thinking of is a firefly, or the scientific name is Lampyridae, which are a class of beetles. They are nicknamed 'lightning bugs' in the US.
Kingdom: Animalia Phylum: Chordata Class: Amphibia
yes
Yes, many dragonflies will dine on snails if the opportunity presents itself. They also eat beetles, spiders, flies, gnats, and other pond insects.
Tomorrow, we'll be making models of dragonflies in class.
You made me look it up, that's a pretty one! Its class is Insecta; order Odonata (dragon&damselflies) suborder Anisoptera (dragonflies). ^^
Dragonflies are invertebrates
The ancestors to the dragonflies was the Protondonata. These were the 1st winged insects on Earth and the earliest form of dragonflies.
A Fetch of dragonflies.
A swarm of dragonflies.