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0 0 Atacus instar

Atacus instar

by UrifahRidloIndonesia

emerged Atacus eggs

5 8 Black swallowtail caterpillar (final instar)

Black swallowtail caterpillar (final instar)

by KarenLFranklin, Tennessee, USA

Final instar

2 3 Common Spotted Ladybeetle (Instar)

Common Spotted Ladybeetle (Instar)

by VinnyVictoria, Australia

Lady bug instar approx. 4mm long

1 0 cecropia caterpillar

cecropia caterpillar

by TammiThiele-DoshierRogers, Arkansas, USA

First instar

2 1 Puss moth caterpillar (2nd instar)

Puss moth caterpillar (2nd instar)

by asergioCuritiba, Paraná, Brazil

This is the second instar of this ...

0 0 Black Swallowtail Caterpillars (3 instars)

Black Swallowtail Caterpillars (3 instars)

by gatorfellowsDenton, Texas, USA

First instars have a white band, then the ...

7 4 Cotton Stainer instar

Cotton Stainer instar

by Smith'sZooWestern Cape, South Africa

I believe this is one of the Cotton Stainer

2 3 Spotting


by Smith'sZooWestern Cape, South Africa

± 7 mm - light green instar with cream and ...

2 4 Gum leaf katydid - late instar

Gum leaf katydid - late instar

by martinlVictoria, Australia

This is the penultimate instar of the bush ...

9 4 Black swallowtail caterpillars (instars 1-4)

Black swallowtail caterpillars (instars 1-4)

by KarenLFranklin, Tennessee, USA

All four stages (instars)

0 0 Spotting


by CeriMairThomasCardiff, Wales, United Kingdom

Ladybird sized, a shield bug instar?

3 3 Black Swallowtail

Black Swallowtail

by LuckyLoganIowa, USA

Photo 1: 1st instar Photo 2,4,5: 5th

3 1 Green Stink Bug

Green Stink Bug

by MachiSouth Portland, Maine, USA

4th instar

0 0 Gulf Fritillary: egg, instars, adult

Gulf Fritillary: egg, instars, adult

by BobAskinsColumbia, South Carolina, USA

Gulf Fritillary egg and instar stages on ...

0 3 Actias selene - 5th instar larva

Actias selene - 5th instar larva

by gpkyeunghk广东省 (Guangdong), Paracel Islands

4 2 Shield bug (First instar)

Shield bug (First instar)

by asergioCuritiba, Paraná, Brazil

Less than a mm long.

2 6 Owl Butterfly Caterpillar

Owl Butterfly Caterpillar

by Ignacio GamboaPuntarenas, Costa Rica

Second instar

0 0 Spotting


by J New York, USA

A very cute early instar of a caterpillar.

3 2 Monarch Caterpillar

Monarch Caterpillar

by J Maine, USA

Late instar of a Monarch's larva, Danaus ...

0 0 Mantis instar

Mantis instar

by Daniela BracamonteSalta, Salta, Argentina

1 1 Phidippus princeps

Phidippus princeps

by kcurtainVirginia, USA

Immature (early instar)

0 5 Citrus Swallowtail Butterfly (early instar)

Citrus Swallowtail Butterfly (early instar)

by LeanneGardnerQueensland, Australia

Found on citrus.

1 11 Third instar Larva of Convergent Ladybug

Third instar Larva of Convergent Ladybug

by JemmaConcord, California, USA


0 2 Stink bug, instar.

Stink bug, instar.

by DespinaTsafetopoulouΔήμος Βόλου, Περιφέρεια Θεσσαλίας, Greece

A Mustha spinosula instar, spotted on a ...

5 2 Cotton Harlequin Bug Instar

Cotton Harlequin Bug Instar

by AE-FJQueensland, Australia

3 7 Southern Green Shieldbug Nymph

Southern Green Shieldbug Nymph

by JopyCroatia

Pentatomidae nymph

0 0 Woundwort Shieldbug 3rd instar

Woundwort Shieldbug 3rd instar

by DespinaTsafetopoulouΠεριφέρεια Ηπείρου, Greece

A Woundwort Shieldbug 3rd instar ...

0 0 Common Assassin Bug (4th instar)

Common Assassin Bug (4th instar)

by LeanneGardnerMackay, Queensland, Australia

0 0 Gulf fritillary caterpillars

Gulf fritillary caterpillars

by KarenLTennessee, USA

Early instars

1 0 Spotting


by Daniela BracamonteSalta, Salta, Argentina

Instar of Mantis.

4 4 Polyphemus moth

Polyphemus moth

by dpoc79Wisconsin, USA

Polyphemus moth at multiple instars.

1 2 Assassin bug

Assassin bug

by SckelCariacica, ES, Brazil

Ninfa em penúltimo instar.

1 0 Green Stink Bug Nymph

Green Stink Bug Nymph

by JoAnneDavisIndiana, USA

Fourth instar

3 0 Pentatomidae


by IvanPancicВојводина, Serbia

Nezara viridula instar on back

0 0 Stinkbug nymph

Stinkbug nymph

by beacantorVirginia, USA

BMSB first instar