Mammals that can lay eggs

Platypus

[{ "selector": ".drpni-a", "duration": "1000ms", "fill": "forwards", "delay": "500ms", "keyframes": [ {"offset": 0, "opacity": 0}, {"offset": 1, "opacity": "1"} ] }]

Short-beaked echidna

[{ "selector": ".drpni-a", "duration": "1000ms", "fill": "forwards", "delay": "500ms", "keyframes": [ {"offset": 0, "opacity": 0}, {"offset": 1, "opacity": "1"} ] }]

Western long-beaked echidna

[{ "selector": ".drpni-a", "duration": "1000ms", "fill": "forwards", "delay": "500ms", "keyframes": [ {"offset": 0, "opacity": 0}, {"offset": 1, "opacity": "1"} ] }]

Eastern long-beaked echidna

[{ "selector": ".drpni-a", "duration": "1000ms", "fill": "forwards", "delay": "500ms", "keyframes": [ {"offset": 0, "opacity": 0}, {"offset": 1, "opacity": "1"} ] }]

Sir David's long-beaked echidna

[{ "selector": ".drpni-a", "duration": "1000ms", "fill": "forwards", "delay": "500ms", "keyframes": [ {"offset": 0, "opacity": 0}, {"offset": 1, "opacity": "1"} ] }]

Mammals that can lay eggs

Platypus

Short-beaked echidna

Western long-beaked echidna

Eastern long-beaked echidna

Sir David's long-beaked echidna

Next: Are writers and journalists the same thing?