Topic: Plants & Animals

What makes a mammal? Is an octopus a mammal?

It’s a great guess, but an octopus is not a mammal. An octopus is an invertebrate animal, which means it has no spine. More specifically, an octopus is a cephalopod, like squid and cuttlefish. They’re some of the smartest invertebrates.

How did dinosaurs go extinct?

When it comes to dinosaur extinction, the working idea is what’s called the bolide impact. This is the hypothesis that a meteorite came to the surface of the Earth, hit the Earth, and led to the extinction of the dinosaurs.

Do plants produce nectar every day?

Not all plants produce nectar, only plants that are visited by animal-type pollinators. Plants that are wind pollinated, for example, will not produce nectar.