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Euthalia Flower Beetle© Hectonichus / CC BY-SA 3.0

Euthalia Flower Beetle

The Euthalia Flower Beetle is a scarab native to East Africa, with a green to greenish-brown body marked by darker mottling. Males carry a Y-shaped horn on the head, distinguished from closely related populations by shorter branches and a narrower spread. The species breeds readily across generations, which is why it's often recommended as a starting point for new beetle keepers. Adults are active for around three months and grow to about 25-40mm, a manageable size for observing their day-to-day behavior.

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Euthalia Flower Beetle key facts

Care level
Beginner-friendly
Lifespan
About three months as an adult
Size
25-40mm
Temperature
25〜27℃
Diet
Adults take fruit and beetle jelly; larvae feed on rotten wood and leaf litter
Temperature & Humidity
The German Wikipedia gives larval development as about five to six months at 25-27C and shows how strongly it depends on temperature: roughly 24 weeks at 21C against 17 weeks at 27-30C. No humidity figure is given, but the substrate should not be allowed to dry out.
Breeding & Egg-laying
A female lays 50 to 70 eggs, which hatch after about a month. The laying medium is a mix of rotten wood and leaves in which the larvae both feed and pupate, and a further one to two months pass before the adult leaves the ground.
Cohabitation
The larvae show little cannibalism and can be kept together, though individual containers give steadier results if large adults are the aim. Adult males fight with their horns, so keep them apart except for pairing.
Lifespan & Rearing Period
The German Wikipedia gives adult life as about three months. The developmental period varies between roughly 17 and 24 weeks depending on temperature.
Health & Notes
The taxonomy is unsettled and the same population has also circulated under the name smithi bertherandi. Do not cross beetles without locality data. Importing live stock requires the species identification certificate demanded for Scarabaeoidea.
TraitsFlower beetleAfricanBeginner friendlyUnsettled taxonomy

About Euthalia Flower Beetle

A beginner-friendly East African flower beetle known for its greenish-brown body, the male's short-branched Y-shaped horn, and ease of captive breeding.

7 things to know before welcoming a Euthalia Flower Beetle

  1. 1Body Color and Markings

    The body ranges from green to greenish-brown with darker mottled patterning. The pattern varies between individuals, giving each beetle its own distinct look.

  2. 2Identifying Males by Horn

    Males have a Y-shaped horn on the head, distinguished from closely related populations by its shorter branches and narrower spread. Females lack the horn and have a rounder head.

  3. 3Ease of Breeding

    This species is considered relatively easy to breed across generations, making it a common starting point for beginner beetle keepers. It's a good choice if you want to try breeding beetles for the first time.

  4. 4Adult Lifespan

    Adults are active for roughly three months. Because the remaining time depends on when you acquire the beetle, it helps to know its approximate age at the time of purchase.

  5. 5Adult Size Guide

    Adults typically measure between 25 and 40mm. Use this range as a guide when choosing an enclosure size and layout.

  6. 6Larval Stage Care

    Before reaching adulthood, the beetle spends time as a larva, and checking the substrate condition regularly is the core of day-to-day care. Watch for signs of excess dryness or moisture and adjust as needed.

  7. 7Preparing Before Arrival

    Before bringing one home, it helps to prepare basic supplies such as an enclosure, insect substrate, and insect jelly. Since this species originates from East Africa, keep an eye on the temperature and humidity where it will be kept.

Frequently asked questions about Euthalia Flower Beetle

Q.How difficult is it to keep?
A.This species is generally considered beginner-friendly, and breeding it across generations is also relatively easy. It's a good choice if you're trying beetle keeping for the first time.
Q.How long do adults live?
A.Adults are typically active for around three months. Since the remaining time depends on when you acquire the beetle, it's worth keeping that in mind.
Q.How big do adults get?
A.Adults typically measure between 25 and 40mm. There is some natural variation between individuals.
Q.How can you tell males from females?
A.Males have a Y-shaped horn on the head, with shorter branches and a narrower spread than closely related populations. Females lack the horn and have a rounder head.
Q.Is this species subject to any special regulation?
A.The Euthalia Flower Beetle is not subject to CITES.

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Learn more about Euthalia Flower Beetle in the encyclopedia

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