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Intersex people are individuals born with any of several sex characteristics, including chromosome patterns, gonads, or genitals that, according to the...

Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2. The first known case was identified in Wuhan, China,...

Prostitution is the business or practice of engaging in sexual activity in exchange for payment. The definition of "sexual activity" varies, and is often...

The tomato (/təmeɪtoʊ/ or /təmɑːtoʊ/) is the edible berry of the plant Solanum lycopersicum, commonly known as the tomato plant. The species originated...

A pornographic film actor or actress, pornographic performer, adult entertainer, or porn star is a person who performs sex acts on video that is usually...

Sadism and masochism, known collectively as sadomasochism (/ˌseɪdoʊˈmæsəkɪzəm/ SAY-doh-MASS-ə-kiz-əm), are the derivation of pleasure from acts of respectively...

Enzymes (/ˈɛnzaɪmz/) are proteins that act as biological catalysts by accelerating chemical reactions. The molecules upon which enzymes may act are called...

The garden strawberry (or simply strawberry; Fragaria × ananassa) is a widely grown hybrid species of the genus Fragaria in the rose family, Rosaceae,...

A flower, also known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). Flowers consist...

Equestrian sports were first included in the Olympic Games in the Summer Olympics of 1900 in Paris. They were again included in 1912, and have been included...

In taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by...

Watermelon (Citrullus lanatus) is a flowering plant species of the Cucurbitaceae family and the name of its edible fruit. A scrambling and trailing vine-like...

Human sexuality is the way people experience and express themselves sexually. This involves biological, psychological, physical, erotic, emotional, social...

The axolotl (/ˈæksəlɒtəl/ ; from Classical Nahuatl: āxōlōtl [aːˈʃoːloːtɬ] ) (Ambystoma mexicanum) is a paedomorphic salamander closely related to the tiger...

Zoophilia is a paraphilia in which a person experiences a sexual fixation on non-human animals. Bestiality instead refers to cross-species sexual activity...

The Hominidae (/hɒˈmɪnɪdiː/), whose members are known as the great apes or hominids (/ˈhɒmɪnɪdz/), are a taxonomic family of primates that includes eight...

The goat or domestic goat (Capra hircus) is a species of domesticated goat-antelope that is mostly kept as livestock. It was domesticated from the bezoar...

Human penises vary in size on a number of measures, including length and circumference when flaccid and erect. Besides the natural variability of human...

Rats are various medium-sized, long-tailed rodents. Species of rats are found throughout the order Rodentia, but stereotypical rats are found in the genus...

Eggplant (US, CA, AU, NZ, PH), aubergine (UK, IE), brinjal (IN, SG, MY, ZA), or baigan (IN, GY) is a plant species in the nightshade family Solanaceae...