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What is the smallest European bird called?

The common firecrest

The Eurasian wren

The Eurasian blue tit

The goldcrest

The goldcrest (Regulus regulus) is a very small passerine bird in the kinglet family. The goldcrest is the smallest European bird, 8.5–9.5 cm (3.3–3.7 in) in length, with a 13.5–15.5 cm (5.3–6.1 in) wingspan and a weight of 4.5–7.0 g (0.16–0.25 oz).

synapsaa

4

Åsa Berndtsson wikipedia → Goldcrest

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How do baby birds get oxygen inside their eggs?

They have a large oxygen supply from the start

Oxygen is created during protein reduction

Oxygen comes in through pores in the shell

They don't need oxygen at all

What is the color of eyes of owls that hunt at night?

it doesn't matter, all owls hunt at night

Where is it NOT possible to find a penguin?

on Galapagos Islands (near equator)

in South America

What plant is an archaeophyte?

occuring since the Mesozoic Era

an introduced species in "ancient" times

used by spiders