Species comparison

Crematogaster scutellaris vs Tetramorium caespitum

Side by side: difficulty, size, growth, climate, hibernation and nuptial flights, from the data and sources of each species sheet.

Head to head

Crematogaster scutellaris and Tetramorium caespitum compared fact by fact
Crematogaster scutellarisTetramorium caespitum
Keeping
Difficulty
6/7

Intermediate

Easier4/7

Beginner

Escape risk
LowerMedium
High
Diet
SugarInsects
SugarInsects
Best nests
Wooden nest · Ytong nest · Acrylic nest
Acrylic nest · Test tube setup · Naturalistic setup
Colony
Growth
FasterVery fast
Fast
Colony size
Reaches 1,000 workers
No data yet
Workers
3–5 mm

All the same size

2–4 mm

All the same size

Queen
7–9 mm
6–8 mm
Colony founding
Fully claustral

One queen

Fully claustral

One queen

Defense
Bites · Smears venom
Bites · Stings
Climate
Nest temperature
21–25 °C
21–27 °C
Nest humidity
50–60 %
50–60 %
Hibernation
8–12 °C

Oct – Mar

5–8 °C

Oct – Mar

Nuptial flights
Aug – Oct
Jun – Aug
Native range
Europe, North Africa
Europe

Size to scale

  • Crematogaster scutellaris

    Workers · 3–5 mm
    Queen · 7–9 mm
  • Tetramorium caespitum

    Workers · 2–4 mm
    Queen · 6–8 mm
10 mm: both species are drawn at the same scale

Their year side by side

  • Crematogaster scutellaris : Hibernation: Oct – Mar, Nuptial flights: Aug – Oct

  • Tetramorium caespitum : Hibernation: Oct – Mar, Nuptial flights: Jun – Aug

Months for temperate Europe and the Mediterranean. The weather decides the exact days, so flights can come earlier or later where you live.

How to tell them apart

Crematogaster scutellaris

Workers with a red head, a dark body and a heart-shaped gaster that they lift above their head when disturbed. In the wild you will often find them in dead trees and old wood.

  • Tip A wooden nest is the natural choice for this species: they love nesting in wood, and a wooden nest needs no watering and very little maintenance.
  • Tip Keep honey on hand, because they love it: a small drop also gives a newly founded queen the energy she needs, without any protein.

Tetramorium caespitum

Tiny dark brown to blackish workers with fine ridges on the head and thorax, a smooth shiny gaster and a waist made of two small segments. A pair of short spines sticks out at the back of the thorax.

  • Watch out These ants are masters at finding gaps, so pick an acrylic or test tube-based nest whose layers fit tightly together, and check every join of a naturalistic enclosure.
  • Tip Give this fast grower plenty of protein: once the first workers are out, regular insects feed the queen and the brood.

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