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  1. Aug 8, 2024 · 10. Ladybugs Practice Cannibalism. Of all of the 10 facts about ladybugs on this list, this one is the most chilling: If food is scarce, ladybugs will do what they must to survive, even if it means eating each other. A hungry ladybug will make a meal of any soft-bodied sibling it encounters.

    • 7 states have chosen a species of ladybug as their state insect, including Delaware, Massachusetts, New Hampshire, New York, North Dakota, Ohio and Tennessee.
    • Ladybugs are a type of beetle. Beetles are the most plentiful animal group on earth. There are 500 different ladybug species in North America and over 5000!
    • Ladybugs eat aphids, and lots of them! One ladybug can eat more than 50 aphids in one day and more than 5000 in their lifetime. For gardeners, this is wonderful news and the reason some actually buy ladybugs to put into their gardens.
    • Ladybugs practice cannibalism–eating others of their kind. They will eat their soft-bodied siblings that have newly molted or emerged from their pupal case.
  2. Apr 21, 2021 · Ladybugs have bright and contrasting colors, such as red, orange, and black, which serve as warning signals to potential predators. The colors warn predators that they are toxic or distasteful. Reflex Bleeding: Ladybugs have a unique defense mechanism called reflex bleeding.

    • Ladybugs Aren’t Actually Bugs! Despite their common name, ladybugs aren’t considered bugs by scientists, since this term only applies to insects from the order Hemiptera.
    • Ladybugs Have a Legendary Name. Legend has it that the “lady” in ladybug, or lady beetle, refers to the Virgin Mary. It seems that in the Middle Ages, European farmers resorted to praying to the Virgin Mary when their crops were plagued by pests.
    • When Threatened, Ladybugs “Bleed” From Their Knees. Some ladybugs, though not the red ones, excrete a foul-smelling yellow fluid from their legs when threatened.
    • Ladybugs’ Colors Are Deterrent to Predators. It’s common in the animal world to use bright colors to signal danger. Many red or black insects are toxic, so predators learn to avoid them.
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    • Ladybugs aren't really bugs. They're beetles! To an entomologist, the term bug applies only to insects of the order Hemiptera, known as the true bugs.
    • "Lady" refers to the Virgin Mary. According to the legend, European crops during the Middle Ages were plagued by pests. Farmers began praying to the Blessed Lady, the Virgin Mary.
    • Ladybugs bleed from their knees when threatened. Startle a ladybug, and its foul-smelling hemolymph will seep from its leg joints, leaving yellow stains on the surface below.
    • A ladybug's bright colors warn predators to stay away. Like many other insects, ladybugs use aposematic coloration to signal their toxicity to would-be predators.
  3. May 23, 2016 · Predatory ladybugs are used as biological control agents to help farmers fight crop damage by aphids, scale insects, mites, whiteflies, mealybugs, and psyllids. There are also species of ladybugs that eat plants, and a few of them are considered crop pests. Some farmers make use of the predatory ladybugs already present in their area and ...

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  5. Appearance and Physical Description. Size: These small-sized species have a size of 0.8-18mm (0.03-0.71 inches) on an average. A few of them are large, with the large leaf-eating ladybird (Henosepilachna guttatopustulata) being one of the biggest among the lot having a length of 7-9 mm (0.27-0.35 inches) Weight: They are light-bodied, weighing ...

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