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  1. Multiple birth - Wikipedia

    A multiple birth is the culmination of a multiple pregnancy, wherein the mother gives birth to two or more babies. A term most applicable to vertebrate species, multiple births occur in most kinds …

  2. Multiple Birth: Twins, Triplets, Complications & Symptoms

    Dec 20, 2020 · Women who become pregnant with more than one baby have a multiple pregnancy. Multiple births can include fraternal or identical multiples and are often higher-risk …

  3. Twins, Triplets, Multiple Births - MedlinePlus

    Jul 29, 2024 · Being pregnant with multiples raises your risk of pregnancy and childbirth problems. Learn how to stay healthy, prepare for birth, and plan for parenting.

  4. Multiple birth | Description, Causes, & Occurrences | Britannica

    Dec 5, 2025 · Multiple birth, the delivery of more than one offspring in a single birth event. In most mammals the litter size is fairly constant and is roughly correlated with features such as body …

  5. Multiple Pregnancy and Birth: Twins, Triplets, and High-order Multiples

    Learn about multiple pregnancy, its risks, and management for twins, triplets, and more. Get expert insights at ReproductiveFacts.org.

  6. All About Twins, Triplets, and More - WebMD

    Mar 5, 2025 · Some pregnancies bring more than one bundle of joy. Find out how that happens, and learn more about multiple births.

  7. Health Encyclopedia - University of Rochester Medical Center

    How does multiple pregnancy happen? Multiple pregnancy often happens when 2 or more eggs are fertilized and implant in the uterus. This is called fraternal twinning. These babies can be …

  8. Overview of Multiple Pregnancy - Stanford Medicine Children's …

    Multiple pregnancy is a pregnancy with 2 or more babies. Read on to learn about different types of multiple pregnancies and why they occur.

  9. Multiple Birth - Childstats.gov

    Multiple births are the birth of more than one infant during a single delivery (twins, triplets, or higher-order births). Compared with singleton births (one infant), multiple births are at higher …

  10. Multiple Births - American Pregnancy Association

    Women expecting multiple babies will have different experiences than moms carrying a single baby. Did You Just Find Out? Support is Key! Did you just find out you were expecting twins, …