Praying Mantis Egg Case Hatches

a pile up of praying mantises

Praying mantis egg cases can hatch early if you leave them inside. And if it’s too early you can’t just let them go because they’ll freeze. They’re born hungry for live insects. Other praying mantids will do, but you can get them fruit flies from Petco and keep them alive until it’s warm enough for release.

Keep reading What to do when your praying mantis egg case hatches early

Share/Save

Praying Mantis Clumsily Eats Bees in Brooklyn

Praying mantises aren’t rare or graceful, but a treat to see. How do bees not notice this lobster-like monster sitting on a flower? This mantis in Brooklyn’s Prospect Park lurked on a flower, then lunged on two bees and tore them to pieces.

Keep reading Praying Mantis Clumsily Eats Bees in Brooklyn

Humongous Polyphemus Moth hatches--sorry, ecloses--from one of two mystery cocoons downed from oak trees during the harsh winter.

Humongous Polyphemus Moth hatches–sorry, ecloses–from one of two mystery cocoons downed from oak trees during the harsh winter.

Keep reading Mystery cocoon revealed: giant Polyphemus Moth

What to do with cocoons falling from late winter trees?

Dreary winter is a great time to find cocoons in trees or on the ground. I found a luna or polyphemus moth cocoon and am anxiously awaiting its emergence. Turns out there’s a huge online market for cocoons among moth and butterfly breeders.

Keep reading What to do with cocoons falling from late winter trees?

What's inside that paper wasp nest?

When you peel back the outer paper of a wasp nest, you find layers of hive, some dead larvae, some zombie wasps springing to life and not much honey. Also a faint odor.

Keep reading What’s inside that wasp nest?

Which is more dangerous: giant wasp or fuzzy yellow caterpillar?

wasp on top of cicada

What are those scary-looking 2-inch long wasps doing hovering over your lawn? Killing 160 cicadas in their short lives.

Keep reading Which is more dangerous: giant wasp or fuzzy yellow caterpillar?

What's black and white and not an Asian longhorn beetle?

At least 10 species of beetle are easily mistaken for the hated Asian longhorn beetle.

Keep reading What’s black and white and not an Asian longhorn beetle?

Painted Lady butterflies migrating through NYC

The smaller, drabber cousin of the Monarch is headed north in huge numbers this year.

Keep reading Painted Lady butterflies migrating through NYC

NYC traffic islands like little Galapagos

Peromyscus leucopus

Biologists are studying the parks of New York and other cities like Galapagos–where isolated populations evolve to face unique urban pressures.

Keep reading NYC traffic islands like little Galapagos