plant ホタルカズラとミヤマホタルカズラの違いは？似た種類の見分け方を解説！花は日陰になっても受粉できる秘密を持っていた？
ホタルカズラとミヤマホタルカズラは似た名前であるので混同されることがあるかもしれませんが、そもそもホタルカズラは在来種なのに対して、ミヤマホタルカズラは園芸種という大きな違いがあります。葉の形、花の形も見た目でわかるほど違います。ホタルカズ...
Living things
plant 
plant What species resembles the Bletilla striata (purple orchid)? Recent research has revealed that the flowers not only deceive bees, but also utilize male bees for courtship!
シランは本来日本の本州〜沖縄に自然分布する多年草ですが、野生のものは準絶滅危惧種となっています。一方で園芸植物としても人気でどの街に行っても見かけるほどです。かつては日本の野生個体群は栽培個体が逸出したとも考えられていましたが、現在は野生分...
animal Research has revealed that "intraguild predation" occurs universally between spiders and wasps, potentially contributing to ecosystem stability! [Press Release]
In the "Ecological Information" section, at the request of the lead author, Mr. Daisuke Noguchi, I assisted with the introduction, discussion, and literature review on a paid basis. This research revealed that intraguild predation between spiders and wasps occurs universally, and that there is a possibility of "symmetrical intraguild predation" between spiders and wasps...
plant What are the differences between *Neolitsea sericea* and *Quercus acuta*? We'll explain how to distinguish between these similar species! What are their uses? Does the difference in flower color affect their ecology?
Both *Neolitsea sericea* and *Quercus acuta* are evergreen trees belonging to the *Neolitsea* genus that are naturally distributed in Japan. Therefore, you may often see them in the wild, but their leaves are very similar in shape, which can lead to confusion. However, you can reliably distinguish them by examining the whiteness of the underside of the leaves and the color of their fruits...
plant What are the differences between Viola higoensis and Viola enzanensis? Both species skillfully utilize "open flowers" and "closed flowers" depending on the environment!
Viola higoensis and Viola enzanensis are members of the Viola genus that inhabit relatively natural areas. They differ significantly from other Viola species in their finely divided leaves, but their flower shapes are almost identical, making them somewhat difficult to distinguish. Morphologically, Viola higoensis has leaves divided into five lobes...
plant Why is black tea preferred over green tea in the UK? Are flies the only ones that visit tea plant flowers?
Tea plants contain essential nutrients like catechins and caffeine, making them an indispensable beverage in Japan, enjoyed both at home and on the go. As you may know, its origin lies in China, and it's a species not native to Japan. However, even in China, wild varieties haven't been confirmed, which is puzzling...
plant What are the differences between Greater Celandine and Japanese Kerria? We'll explain how to distinguish between similar species! Are they poisonous? Why do Greater Celandine flowers bloom at an angle?
クサノオウとヤマブキソウはいずれも黄色い4枚の花弁から構成されるケシ科の野生種であるため、区別に迷うことがあるかもしれません。葉は小葉の鋸歯の有無で見分けることができ、花は殆どそっくりですが、花序の付き方や雄しべや雌しべの形に違いがあります...
plant What are the differences between Aucuba japonica, Aucuba japonica var. serrata, and Aucuba japonica var. japonica? We explain how to distinguish between similar species! Only fungus gnats were visiting the inconspicuous flowers!? Only bulbuls were eating the fruit!?
Aucuba japonica is distributed in evergreen broad-leaved forests of East Asia and is a very common plant in Japan, even in urban areas, where it's rare to go a day without seeing it. Several varieties of Aucuba japonica are known, and they are often classified into Aucuba japonica (in the narrow sense), Aucuba japonica var. nangokuensis, and Aucuba japonica var. dwarf. The differences between them are not easily discernible from their names alone...
animal マエグロツリアブの日本国内記録と滋賀県の初記録を報告！（『月刊むし』掲載論文）
本記事では以下の雑誌にて公表した「滋賀県におけるマエグロツリアブの記録」の報文の下書きを掲載します。引用方法：池田健一. 2021. 滋賀県におけるマエグロツリアブの記録. 月刊むし 610: 46. ISSN: 0388-418X (fu...
plant ネコノヒゲ（クミスクチン）に似た種類は？見分け方を解説、花には蝶が専門に訪れていた！？クミスクチン茶の効果は？
ネコノヒゲ（クミスクチン）は日本国内では雄しべが長い花が人気の観賞用の園芸種として知られています。また沖縄ではクミスクチンと呼ばれ、クミスクチン茶として利用されることがあります。近縁種は同属にいくつか知られていますがあまり似ていません。日本...