




Thermonectus marmoratus
The Thermonectus marmoratus, also known as the marbled water beetle, is a shiny bug that loves to swim in ponds and lakes. It has a beautiful marbled pattern on its back, making it look special in the water.
生息地: Freshwater ponds and lakes
The Thermonectus marmoratus has a sleek, oval body, typically dark brown to black, adorned with distinctive yellowish or orange marbled patterns across its wing covers. Its streamlined shape and flattened legs are adapted for swift aquatic movement, making it visually distinct from land beetles.





カテゴリ
昆虫レア度
Common
危険度
1/5 · 非常に低い
スナップ
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Adult beetles can fly surprisingly long distances between ponds to find new homes.
Female marbled diving beetles skillfully lay their eggs inside aquatic plants for safety.
Their larvae are nicknamed "water tigers" because they are such fierce underwater hunters.
They can hang upside down at the surface, using their rear end as a snorkel!
Thermonectus marmoratus can breathe underwater by trapping an air bubble under its wing covers that acts like a portable oxygen tank.
Thermonectus marmoratus has powerful, paddle-shaped hind legs that help them propel through water with incredible speed and agility.
Thermonectus marmoratus can release defensive steroids from glands to deter hungry predators when they feel threatened.
These beetles are fierce predators, hunting other small creatures in their watery homes.
年齢による違い: Larvae are also voracious predators, often eating similar or slightly smaller prey.
Lepomis macrochirus
Hunted by fish in aquatic environments.
Anas platyrhynchos
A potential food source for various waterfowl.
Culex pipiens
Preys on mosquito larvae, helping control their numbers.
Rana catesbeiana
Adults and larvae hunt tadpoles of various frog species.
周囲の環境に溶け込むような色や模様を持つ生物の特徴を指します。
カラフルとは、生物や物体が明るくはっきりとした多様な色合いを見せることを指します。
この特性は、主に昆虫やその他の小型無脊椎動物を食べる生物を示します。
その存在と役割が環境に対して極めて大きな影響を与える種を指します。
この特性は、狩り、逃走、または移動において、並外れた素早さを見せる生物を示します。
昼行性の動物は主に日中に活動し、通常は夜間に休息や睡眠をとります。
淡水の生息地には、川、湖、池、湿地などの塩分を含まない水辺の環境が含まれ、多くの生物にとって不可欠な場所です。
水生の生息地には、海、川、湖、湿地など、生物が主に水中で生活する環境が含まれます。
花粉を運び、植物の受粉と繁殖を助ける生物のことを指します。
危険度
1/5 · 非常に低い
Be careful near water! Always stay close to an adult when exploring.
15-20 mm
7-10 mm
180-365 日
These beetles are fierce predators, hunting other small creatures in their watery homes.
Freshwater ponds and lakes
Pursuit
6
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