Biology, 31.01.2020 14:49 falishaduncanovmtz2
Fossils of an animal called ichthyostega shows that it had lungs and legs. it also had teeth and a tail similar to those of fish. ichthyostega is considered to be one of the first amphibians. other fossils show that amphibians lost these fish-like features. how might scientists interpret the fossil of ichthyostega?
a)it was the last of the animals that became fish
b)it might be an animal that came out of the ocean and began to live on land
c)it might be a connection to birds that returned to the ocean to become fish
d)it was the last of the land animals with lungs
Answers: 2
Biology, 21.06.2019 18:00
Which events are likely to be catastrophic to an ecosystem? select the three correct answers.a-hurricane.b-steady population growth.c-seasonal flooding.d-introducing of an aggressive invasive species.e-tsunami.
Answers: 1
Biology, 22.06.2019 03:30
In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems
Answers: 2
Fossils of an animal called ichthyostega shows that it had lungs and legs. it also had teeth and a t...
Biology, 11.10.2020 16:01
Computers and Technology, 11.10.2020 16:01
Mathematics, 11.10.2020 16:01
Computers and Technology, 11.10.2020 16:01
Chemistry, 11.10.2020 16:01
History, 11.10.2020 16:01
Computers and Technology, 11.10.2020 16:01
Health, 11.10.2020 16:01
Mathematics, 11.10.2020 16:01