
Pronotal Range Grasshopper
cratypedes neglectus
The Pronotal Range Grasshopper is a fascinating band-winged grasshopper native to the dry grasslands, foothills, and mountain meadows of Western North America. Active primarily during the mid-to-late summer, this insect is well-known for its impressive thermal tolerance and active lifestyle, bouncing between sun-drenched rocks and sagebrush. They serve as an important link in the grassland food web, recycling plant nutrients and serving as a high-protein meal for numerous bird and reptile species. One of the most notable features of this species is its dramatic aerial display. When flushed, it takes to the air with a sudden flash of brightly colored hindwings, accompanied by a distinctive snapping or crackling sound known as crepitation. This startling behavior is used to confuse potential predators while the grasshopper quickly relocates to safety, where it instantly blends back into the barren soil.
Lebensraum: Found in dry, open grasslands, montane meadows, and rocky foothill slopes, often closely associated with sagebrush habitats.
Aussehen
Adult Pronotal Range Grasshoppers measure between 2 and 4 cm in length, featuring a robust, heavily textured body with mottled brown, grey, or tan coloration that provides excellent camouflage against gravel and dry dirt. The pronotum (the shield-like structure behind the head) is highly rugose with a prominent central ridge. While they appear drab at rest, their hind wings reveal a stunning pale yellow or orange-yellow disc bordered by a dark, smoky-black band and a clear tip when spread in flight.

Kategorie
InsektenSeltenheit
Common
Gefahr
1/5 · Sehr gering
Snaps
Mach den ersten Snap!
Interessante Fakten
The crackling 'crepitation' sound is produced by the sudden flexing and unfurling of the hind wings during flight, acting like miniature sails snapping in the wind.
They are highly adapted to rocky terrains, and their rough, wrinkled pronotum acts as structural reinforcement against rough abrasions when squeezing under rocks.
To survive freezing winter temperatures, their eggs undergo diapause, a suspended state of development buried safe under the soil.
Besondere Fähigkeiten
Acoustic Crepitation
Produces a sharp crackling or snapping noise during flight by snapping its hind wings, which startles predators and serves as a mating signal.
Substrate Mimicry
Possesses highly detailed mottled coloration and a textured exoskeleton that perfectly mimics dry soil, gravel, and lichens, making it invisible when stationary.
Thermoregulatory Basking
Adjusts its body posture relative to the sun to quickly raise its internal temperature, allowing it to remain active in cool montane mornings.
Maße und Details
- Länge
- 2-4 cm
- Flügelspannweite
- 5-8 cm
- Gewicht
- 0.001-0.003 kg
- Lebenserwartung
- 0-1 Jahre
- Top Speed
- 12 km/h
- Gelegegröße
- 15+
- Brutzeit
- 200-270 Tage
Ernährung und Fütterung
Feeds opportunistically on a variety of native grasses and broad-leaved herbaceous plants.
Altersunterschiede: Nymphs feed on tender, younger shoots, while adults consume tougher, fibrous grasses and dry vegetation.
Hauptnahrung
- Bluebunch wheatgrass
- Fescue grasses
- Sagebrush leaves
- Forbs
Nahrungssuche
- Grazing
Ökologische Zusammenhänge
American Kestrel
Falco sparverius
Feeds heavily on grasshoppers during the summer nesting season.
Bluebunch Wheatgrass
Pseudoroegneria spicata
Host plant consumed by nymphs and adults for nourishment.
Black Blister Beetle
Epicauta pennsylvanica
Lays eggs in the soil which are sought after and consumed by beetle larvae.
Merkmale
Für dieses Objekt sind noch keine Merkmal-Badges vergeben.
Auch bekannt als
Noch keine Alternativnamen vorhanden.
Sammlungen
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Sicherheit
Gefahr
1/5 · Sehr gering
Noch keine besonderen Sicherheitshinweise.
Häufig gestellte Fragen
Wie identifiziert man Pronotal Range Grasshopper?
Der einfachste Weg, Pronotal Range Grasshopper zu bestimmen, ist die Verwendung der Naturführer-App Snappit.
Was ist der/die/das länge von Pronotal Range Grasshopper?
2-4 cm
Was ist der/die/das flügelspannweite von Pronotal Range Grasshopper?
5-8 cm
Was ist der/die/das gewicht von Pronotal Range Grasshopper?
0.001-0.003 kg
Was ist der/die/das lebenserwartung von Pronotal Range Grasshopper?
0-1 Jahre
Was ist der/die/das top Speed von Pronotal Range Grasshopper?
12 km/h
Was frisst Pronotal Range Grasshopper?
Feeds opportunistically on a variety of native grasses and broad-leaved herbaceous plants.
Wo findet man Pronotal Range Grasshopper normalerweise?
Found in dry, open grasslands, montane meadows, and rocky foothill slopes, often closely associated with sagebrush habitats.
Snap-Karte
Zoome hinein, um Cluster aufzulösen und zu sehen, wo dieses Objekt fotografiert wurde.
Neueste Snaps
Neueste Snaps erscheinen hier, wenn neue Beobachtungen hinzukommen.









