Statements (65)
Predicate | Object |
---|---|
gptkbp:instance_of |
gptkb:natural_wonder
|
gptkbp:associated_with |
development of hard body parts
|
gptkbp:characterized_by |
sudden increase in fossil diversity
|
gptkbp:duration |
approximately 20 million years
|
gptkbp:first_appearance |
many major animal phyla
|
gptkbp:followed_by |
Ordovician period
|
gptkbp:fossil_record |
gptkb:Chengjiang_biota
gptkb:Maotianshan_Shale Burgess Shale fossils |
https://www.w3.org/2000/01/rdf-schema#label |
Cambrian Explosion
|
gptkbp:impact |
evolution of life
|
gptkbp:includes |
gptkb:anomalocaridids
gptkb:dinosaurs gptkb:Triceratops archaeocyathids early chordates |
gptkbp:influenced_by |
environmental changes
|
gptkbp:is_studied_in |
paleontologists
|
gptkbp:led_to |
modern animal life
|
gptkbp:main_event |
diversification of marine life
evolution of vision formation of reefs development of ecosystems first complex ecosystems first evidence of predation evolution of limbs appearance of complex life appearance of exoskeletons appearance of hard shells appearance of multicellularity development of bilateral symmetry establishment of food webs first annelids first arthropod predators first arthropods first brachiopods first carnivores first cephalopods first chordates first cnidarians first crinoids first echinoderms first filter feeders first gastropods first herbivores first mollusks first scavengers first sponges first symbiotic relationships first trilobites first vertebrates increase in body size |
gptkbp:notable_work |
geological activity
ecological interactions predation pressure genetic innovations oxygen levels increase |
gptkbp:occurred_approximately |
541 million years ago
|
gptkbp:occurs_in |
Cambrian period
|
gptkbp:preceded_by |
gptkb:Ediacaran_biota
|
gptkbp:significance |
rapid diversification of life
|
gptkbp:theory |
causes of diversification
|
gptkbp:was_a_demonstration_of |
gptkb:fossils
|
gptkbp:bfsParent |
gptkb:fossils
|
gptkbp:bfsLayer |
4
|