\documentclass[10pt,a4paper]{article}

% Packages
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\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{SciTeachWVHS}
\pdfinfo{
  /Title (wildlife-study-sheet.pdf)
  /Creator (Cheatography)
  /Author (SciTeachWVHS)
  /Subject (Wildlife Study Sheet Cheat Sheet)
}

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% Commands
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% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
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\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Wildlife Study Sheet Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{SciTeachWVHS} via \textcolor{DarkBackground}{\uline{cheatography.com/99398/cs/21020/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}SciTeachWVHS \\
  \uline{cheatography.com/sciteachwvhs} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 5th November, 2019.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
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  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
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  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Population Ecology}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{An understanding of how populations of wildlife/species are affected by features of the physical environment and other organisms% Row Count 3 (+ 3)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Population Size}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{*The number of individuals in a population at a given time \newline % Row Count 2 (+ 2)
*Sudden and dramatic decreases in population size can indicate an unhealthy population headed toward extinction.  \newline % Row Count 5 (+ 3)
*Ecologists often use sampling techniques to estimate population size.% Row Count 7 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4.56 cm} x{3.44 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Population Density- how crowded a population is}}  \tn
% Row 0
\SetRowColor{LightBackground}
High population density: & Low population density: \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
-Larger organisms generally have lower population densities. & More space, resources; \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
-Finding mates is easier; tends to be more competition; more infectious disease; more vulnerability to predators & finding mates can be difficult \tn 
% Row Count 11 (+ 6)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Limiting Facotors}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Environmental characteristics slow population growth  and determine carrying capacity.} \tn 
% Row Count 2 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Density-dependent:  \newline Influence changes with population density.  \newline ex. parasitism and diseases. \newline  \newline Density-independent:  \newline Influence does not change with population density \newline ex: unusual weather, natural disasters, certain human factors (clear cutting, damming up a river)}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.496 cm} x{2.052 cm} x{2.052 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{8.4cm}}{\bf\textcolor{white}{Population Distribution:}}  \tn
% Row 0
\SetRowColor{LightBackground}
Random & Clumped & Uniform \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Organisms arranged in  no particular pattern & Organisms evenly spaced & Organisms evenly spaced \tn 
% Row Count 4 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{8.4cm}}{How organisms are arranged within an area}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Age Structure Diagram}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/sciteachwvhs_1572893866_age structure growth .png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{-Relative number of organisms of each age group within population \newline -Can be used to predict future population growth of a population}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Tracking Populations}}  \tn
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\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/sciteachwvhs_1572898148_why need to track populations.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Biotic Potential}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{An organism's maximum ability  \newline to produce offspring in ideal conditions \newline  \newline Factors influence biotic potential: \newline Gestation time \newline Generation time}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Sex Ratio}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{-Proportion of males to females \newline % Row Count 1 (+ 1)
-Age structure diagrams give information about sex ratios.% Row Count 3 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{1.8 cm} x{1.8 cm} x{1.8 cm} x{1.8 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{4}{x{8.4cm}}{\bf\textcolor{white}{Methods to Tracking Populations}}  \tn
% Row 0
\SetRowColor{LightBackground}
Complete Counts & Sample Counts & Indirect Methods & Mark and Recapture \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Good: -counts EVERY single species in the area -ideal for larger animals -small spaces -ex. Deer drives & Estimate the numbers of animals in the total area by sampling a smaller unit of the total area: Ex. Nets, Quadrats, strip census & Counting organism \seqsplit{indirectly} (Not actually, \seqsplit{physically} seeing the organism) Look for SIGNS…. & catch a live \seqsplit{individual}, tag it, release it, then count the number of \seqsplit{individuals} marked during new captures. \tn 
% Row Count 15 (+ 13)
% Row 2
\SetRowColor{LightBackground}
Bad: Not widely used Expensive Tedious (all animals must be accounted for) & Cons: \seqsplit{visibility} of animals can be hard, habitat could be difficult, animal behavior & ex.scat, trail cams, tracks & animals can learn to avoid traps animals can become trap happy Marks may injure animals Marking assumes no \seqsplit{immigration} or \seqsplit{emigration} (which we know happens) Make them \seqsplit{unattractive} to mates \tn 
% Row Count 34 (+ 19)
\hhline{>{\arrayrulecolor{DarkBackground}}----}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Survivorship Curve}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/sciteachwvhs_1572894077_survivorship curve.jpeg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{HIPPO}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/sciteachwvhs_1572898702_HIPPO.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{1. Habitat Destruction  \newline 2. Introduced Species \newline 3. Pollution \newline 4. Population \newline 5. Overfishing}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}