to keep an egg in a favorable condition to help it develop until it hatches
![インキュベートする, 孵化させる](https://api.langeek.co/v1/assets/flags/ja.png)
インキュベートする, 孵化させる
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the number of eggs or offspring produced by a single reproductive effort, typically by a bird, reptile, or insect
![巣のサイズ, 卵の数](https://api.langeek.co/v1/assets/flags/ja.png)
巣のサイズ, 卵の数
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a class of animals to which humans, cows, lions, etc. belong, have warm blood, fur or hair and typically produce milk to feed their young
![哺乳類](https://api.langeek.co/v1/assets/flags/ja.png)
哺乳類
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any cold-blooded animal with the ability to live both on land and in water, such as toads, frogs, etc.
![両生類](https://api.langeek.co/v1/assets/flags/ja.png)
両生類
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any small mammal with a pair of strong front teeth, such as mice, hamsters, rats, etc.
![齧歯類, げっ歯類](https://api.langeek.co/v1/assets/flags/ja.png)
齧歯類, げっ歯類
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any mammalian animal that belongs to the same group as humans, such as monkeys, apes, lemurs, etc.
![霊長類](https://api.langeek.co/v1/assets/flags/ja.png)
霊長類
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a class of animals to which crocodiles, lizards, etc. belong, characterized by having cold blood and scaly skin
![爬虫類](https://api.langeek.co/v1/assets/flags/ja.png)
爬虫類
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a class of terrestrial arthropods that breathe air and have four pairs of limbs, such as spiders, scorpions, etc.
![節足動物](https://api.langeek.co/v1/assets/flags/ja.png)
節足動物
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a hoofed mammal, typically herbivorous, which includes animals such as horses, cows, deer, and elephants
![有蹄類, 蹄を持つ哺乳類](https://api.langeek.co/v1/assets/flags/ja.png)
有蹄類, 蹄を持つ哺乳類
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a type of moth belonging to the family Sphingidae, known for their rapid flight and ability to hover while feeding on nectar from flowers
![ホークモス, スフィンクス](https://api.langeek.co/v1/assets/flags/ja.png)
ホークモス, スフィンクス
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any long and cylindrical worm with a segmented body that is either parasitic or free-living
![線虫, 円形の虫](https://api.langeek.co/v1/assets/flags/ja.png)
線虫, 円形の虫
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a type of shellfish that can be eaten both raw and cooked, some of which contain pearls inside
![カキ](https://api.langeek.co/v1/assets/flags/ja.png)
カキ
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an invertebrate animal with a segmented body and a chitinous exoskeleton, such as a spider, crab, etc.
![節足動物](https://api.langeek.co/v1/assets/flags/ja.png)
節足動物
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a large grasshopper that lives in hot countries and flies in large swarms, destroying crops
![バッタ, イナゴ](https://api.langeek.co/v1/assets/flags/ja.png)
バッタ, イナゴ
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a marine arthropod with an external shell that attaches itself to a surface and feeds on particles that are in the water
![フジツボ, バーナクル](https://api.langeek.co/v1/assets/flags/ja.png)
フジツボ, バーナクル
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a type of monkey that belongs to the Old World monkey family, characterized by their long tails, cheek pouches
![マカク, マカク](https://api.langeek.co/v1/assets/flags/ja.png)
マカク, マカク
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a member of the biological family Hominidae, which includes humans, their ancestors, and other great apes like chimpanzees, gorillas, and orangutans
![ホミニド, ヒト科の一員](https://api.langeek.co/v1/assets/flags/ja.png)
ホミニド, ヒト科の一員
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a small egg-laying mammal that is covered in spines, has a pointed snout and originates from Australia
![ハリモグラ, エキドナ](https://api.langeek.co/v1/assets/flags/ja.png)
ハリモグラ, エキドナ
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a semiaquatic rodent with a wide tail and strong teeth that builds dams across streams and is mainly found in the Northern hemisphere
![ビーバー](https://api.langeek.co/v1/assets/flags/ja.png)
ビーバー
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a large, black-and-white marine mammal known for its social behavior, intelligence, and adaptability, found in oceans worldwide and known as an apex predator
![シャチ, オルカ](https://api.langeek.co/v1/assets/flags/ja.png)
シャチ, オルカ
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any invertebrate that lives in aquatic or damp habitats and has a soft unsegmented body, often covered with a shell
![軟体動物, 二枚貝](https://api.langeek.co/v1/assets/flags/ja.png)
軟体動物, 二枚貝
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a mammal with claws that can't retract and often has a long snout, and often used for companionship, hunting, or guarding purposes
![犬, イヌ](https://api.langeek.co/v1/assets/flags/ja.png)
犬, イヌ
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a small ground-dwelling bird of passage with brownish plumage that has a short tail and is hunted by people
![ウズラ, ウズラの鳥](https://api.langeek.co/v1/assets/flags/ja.png)
ウズラ, ウズラの鳥
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a small marine animal that is covered with spines and has a round shell, harvested for food
![ウニ, 海胆](https://api.langeek.co/v1/assets/flags/ja.png)
ウニ, 海胆
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a colorful bird species found in the Americas, known for its vibrant plumage, melodious songs, and important ecological role in seed dispersal
![タンガラ, タンガラー](https://api.langeek.co/v1/assets/flags/ja.png)
タンガラ, タンガラー
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a small mammal belonging to the weasel family with black and white stripes that can produce a strong unpleasant smell when attacked, native to North America
![スカンク, クマ](https://api.langeek.co/v1/assets/flags/ja.png)
スカンク, クマ
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an animal with sharp needle-like parts on its body and tail, used for protection
![ヤマアラシ, ポーキュパイン](https://api.langeek.co/v1/assets/flags/ja.png)
ヤマアラシ, ポーキュパイン
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a sharp, stiff, hollow spine found on the body of porcupines or hedgehogs, serving as a defensive mechanism against predators
![針, トゲ](https://api.langeek.co/v1/assets/flags/ja.png)
針, トゲ
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a specialized caste of social insects, such as ants or termites, that are engorged with food and serve as living food storage units within the colony
![レプレット, レプレット](https://api.langeek.co/v1/assets/flags/ja.png)
レプレット, レプレット
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a large marine mammal known for its distinctive appearance, acrobatic behavior, and complex songs
![ザトウクジラ, ヒトモシクジラ](https://api.langeek.co/v1/assets/flags/ja.png)
ザトウクジラ, ヒトモシクジラ
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a long, tubular feeding organ found in many insects, such as butterflies, moths, and flies, which is used to suck up nectar, other liquids, or in some cases, blood
![口吻](https://api.langeek.co/v1/assets/flags/ja.png)
口吻
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the long and protruding facial part of an animal which comprises its nose and mouth, especially in a mammal
![鼻面, 口吻](https://api.langeek.co/v1/assets/flags/ja.png)
鼻面, 口吻
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the bivalve shell of a clam, characterized by two symmetrical halves that hinge together
![ハマグリの殻, 二枚貝の殻](https://api.langeek.co/v1/assets/flags/ja.png)
ハマグリの殻, 二枚貝の殻
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any external body part that protrudes from an organism's main body, often used to describe limbs, antennae, or other structures
![付属肢, 器官](https://api.langeek.co/v1/assets/flags/ja.png)
付属肢, 器官
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any of the various flexible limbs of an animal, especially an invertebrate, which enable it to move or hold things
![触手, 柔軟な腕](https://api.langeek.co/v1/assets/flags/ja.png)
触手, 柔軟な腕
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the posterior part of a fish or aquatic animal's body, composed of fins that provide propulsion and maneuverability
![尾びれ, 尾](https://api.langeek.co/v1/assets/flags/ja.png)
尾びれ, 尾
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the biological ability of certain organisms to perceive and orient themselves based on the Earth's magnetic field
![磁気受容](https://api.langeek.co/v1/assets/flags/ja.png)
磁気受容
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the biological ability of certain animals to detect electrical fields in their environment to locate prey, navigate, and communicate
![電気感受性](https://api.langeek.co/v1/assets/flags/ja.png)
電気感受性
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(of animals or birds) moving from one place to another, often with the changing seasons
![渡りの, 移動性の](https://api.langeek.co/v1/assets/flags/ja.png)
渡りの, 移動性の
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to transform from the larval stage into a pupa during an insect's development
![蛹になる, 蛹化する](https://api.langeek.co/v1/assets/flags/ja.png)
蛹になる, 蛹化する
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relating to or characteristic of the larva stage, which is an early, immature form of an animal that undergoes metamorphosis
![幼虫の, ラーバル](https://api.langeek.co/v1/assets/flags/ja.png)
幼虫の, ラーバル
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a biological process in which an animal undergoes a significant change in form and structure during its life cycle, typically seen in insects, amphibians, and other animals
![変態, メタモルフォーゼ](https://api.langeek.co/v1/assets/flags/ja.png)
変態, メタモルフォーゼ
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a scientist who specializes in the study of birds, including their behavior, ecology, and evolution
![鳥類学者](https://api.langeek.co/v1/assets/flags/ja.png)
鳥類学者
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