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WonderEvolutionary design fact1,744 of 1,961

Convergent evolution happens when unrelated organisms independently evolve similar traits, such as streamlined bodies in sharks, dolphins and extinct ichthyosaurs.

Similar solutions, separate origins

EvolutionBiologyDesignScience

Why it matters

The idea in context

Convergent evolution is nature's way of showing that form has pressure behind it. Wings, eyes, spines, gliding membranes and sleek swimming bodies have emerged more than once because similar problems keep asking similar questions. The lesson is not that evolution copies itself lazily. It is that constraint can become creativity, and that good designs may be rediscovered by very distant lives.

Türkçe

Aynı kart, başka bir dilde.

Yakınsak evrim, akraba olmayan organizmaların benzer özellikleri bağımsız biçimde evrimleştirmesidir; köpek balıkları, yunuslar ve soyu tükenmiş ihtiyozorlardaki akıcı vücut biçimi buna örnektir.
Benzer çözümler, ayrı kökenler

Yakınsak evrim, biçimin arkasında baskı olduğunu gösteren doğa dersidir. Kanatlar, gözler, dikenler, süzülme zarları ve suda hız sağlayan akıcı bedenler birden fazla kez ortaya çıktı; çünkü benzer problemler benzer sorular sormaya devam eder. Ders, evrimin kendini tembelce kopyalaması değildir. Kısıtın yaratıcılığa dönüşebilmesi ve iyi tasarımların birbirinden çok uzak yaşamlar tarafından yeniden bulunabilmesidir.

Source trail

Read beyond the card.

Background reading: Convergent evolutionAttribution and context are revised when stronger evidence appears. Corrections are welcome through the editorial page.
Open in the iPhone appEditorial method

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